{"id":19,"date":"2015-01-07T12:55:18","date_gmt":"2015-01-07T11:55:18","guid":{"rendered":"http:\/\/test.niepce.com\/?page_id=19"},"modified":"2024-12-14T02:57:15","modified_gmt":"2024-12-14T01:57:15","slug":"niepce-nicephore-daguerre-invention-photographie","status":"publish","type":"page","link":"https:\/\/bicentennial-of-photography.org\/fr\/niepce-nicephore-daguerre-invention-photographie\/","title":{"rendered":"Nic\u00e9phore Ni\u00e9pce, Daguerre et le physautotype"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Au cours de son voyage vers l\u2019Angleterre, Ni\u00e9pce avait fait la rencontre, \u00e0 Paris, de Louis Jacques Mand\u00e9 Daguerre, peintre et d\u00e9corateur de th\u00e9\u00e2tre qui passait pour un sp\u00e9cialiste de la chambre obscure. Esp\u00e9rant raccourcir le temps de pose de son proc\u00e9d\u00e9, Ni\u00e9pce d\u00e9cide, en 1829, d\u2019associer Daguerre \u00e0 ses travaux pour qu\u2019il lui construise une chambre obscure donnant des images plus lumineuses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette association n\u2019apporte pas de progr\u00e8s notables au proc\u00e9d\u00e9 au bitume, en revanche, les deux associ\u00e9s mettent au point de nouveaux proc\u00e9d\u00e9s photographiques avec pour produits photosensibles, des r\u00e9sines d\u2019arbres et le r\u00e9sidu de la distillation de l\u2019essence de lavande. Le temps de pose est alors abaiss\u00e9 \u00e0 environ 8 heures de soleil.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Principe et technique du physautotype<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The photosensitive agent of this process fine-tuned by Ni\u00e9pce and Daguerre in 1832 was the residue of lavender oil distillation.<\/p>\n\n\n<style>.kb-row-layout-id19_16b6fb-45 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id19_16b6fb-45 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id19_16b6fb-45 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-sm, 1rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(20% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)))minmax(0, calc(80% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)));}.kb-row-layout-id19_16b6fb-45{border-bottom:1px solid var(--global-palette7, #EDF2F7);}.kb-row-layout-id19_16b6fb-45 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id19_16b6fb-45 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id19_16b6fb-45{border-bottom:1px solid var(--global-palette7, #EDF2F7);}}@media all and (max-width: 767px){.kb-row-layout-id19_16b6fb-45 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id19_16b6fb-45{border-bottom:1px solid var(--global-palette7, #EDF2F7);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id19_16b6fb-45 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column19_7c161c-98 > .kt-inside-inner-col{display:flex;}.kadence-column19_7c161c-98 > .kt-inside-inner-col,.kadence-column19_7c161c-98 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_7c161c-98 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_7c161c-98 > .kt-inside-inner-col{flex-direction:column;align-items:center;}.kadence-column19_7c161c-98 > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column19_7c161c-98 > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column19_7c161c-98 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_7c161c-98 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_7c161c-98{position:relative;}@media all and (max-width: 1024px){.kadence-column19_7c161c-98 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kadence-column19_7c161c-98 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_7c161c-98\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"120\" height=\"88\" src=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2015\/01\/invention-photographie-physautotype-01.jpg\" alt=\"\" class=\"wp-image-18129\"\/><\/figure>\n<\/div><\/div>\n\n\n<style>.kadence-column19_405ae3-73 > .kt-inside-inner-col,.kadence-column19_405ae3-73 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_405ae3-73 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_405ae3-73 > .kt-inside-inner-col{flex-direction:column;}.kadence-column19_405ae3-73 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_405ae3-73 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_405ae3-73{position:relative;}@media all and (max-width: 1024px){.kadence-column19_405ae3-73 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column19_405ae3-73 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_405ae3-73\"><div class=\"kt-inside-inner-col\">\n<p class=\"wp-block-paragraph\">1 \u2013 Ni\u00e9pce et Daguerre obtenaient ce r\u00e9sidu en faisant \u00e9vaporer de l\u2019essence de lavande par chauffage jusqu\u2019\u00e0 obtenir un produit sec. En effet, sous l\u2019action de la chaleur, l\u2019essence de lavande, prend une teinte jaune qui s\u2019intensifie au fur et \u00e0 mesure que les produits volatils sont \u00e9limin\u00e9s.<\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id19_573f6c-8d > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id19_573f6c-8d > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id19_573f6c-8d > .kt-row-column-wrap{column-gap:var(--global-kb-gap-sm, 1rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(20% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)))minmax(0, calc(80% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)));}.kb-row-layout-id19_573f6c-8d{border-bottom:1px solid var(--global-palette7, #EDF2F7);}.kb-row-layout-id19_573f6c-8d > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id19_573f6c-8d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id19_573f6c-8d{border-bottom:1px solid var(--global-palette7, #EDF2F7);}}@media all and (max-width: 767px){.kb-row-layout-id19_573f6c-8d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id19_573f6c-8d{border-bottom:1px solid var(--global-palette7, #EDF2F7);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id19_573f6c-8d alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column19_74e515-44 > .kt-inside-inner-col{display:flex;}.kadence-column19_74e515-44 > .kt-inside-inner-col,.kadence-column19_74e515-44 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_74e515-44 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_74e515-44 > .kt-inside-inner-col{flex-direction:column;align-items:center;}.kadence-column19_74e515-44 > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column19_74e515-44 > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column19_74e515-44 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_74e515-44 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_74e515-44{position:relative;}@media all and (max-width: 1024px){.kadence-column19_74e515-44 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kadence-column19_74e515-44 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_74e515-44\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"120\" height=\"88\" src=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2015\/01\/invention-photographie-physautotype-02.jpg\" alt=\"\" class=\"wp-image-18131\"\/><\/figure>\n<\/div><\/div>\n\n\n<style>.kadence-column19_ec4c3d-d6 > .kt-inside-inner-col,.kadence-column19_ec4c3d-d6 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_ec4c3d-d6 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_ec4c3d-d6 > .kt-inside-inner-col{flex-direction:column;}.kadence-column19_ec4c3d-d6 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_ec4c3d-d6 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_ec4c3d-d6{position:relative;}@media all and (max-width: 1024px){.kadence-column19_ec4c3d-d6 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column19_ec4c3d-d6 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_ec4c3d-d6\"><div class=\"kt-inside-inner-col\">\n<p class=\"wp-block-paragraph\">2 \u2013 Vers la fin de la distillation, il reste un goudron brun fonc\u00e9 qui dess\u00e9ch\u00e9 par la chaleur devient dur et cassant.<\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id19_1ed5c9-a1 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id19_1ed5c9-a1 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id19_1ed5c9-a1 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-sm, 1rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(20% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)))minmax(0, calc(80% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)));}.kb-row-layout-id19_1ed5c9-a1{border-bottom:1px solid var(--global-palette7, #EDF2F7);}.kb-row-layout-id19_1ed5c9-a1 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id19_1ed5c9-a1 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id19_1ed5c9-a1{border-bottom:1px solid var(--global-palette7, #EDF2F7);}}@media all and (max-width: 767px){.kb-row-layout-id19_1ed5c9-a1 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id19_1ed5c9-a1{border-bottom:1px solid var(--global-palette7, #EDF2F7);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id19_1ed5c9-a1 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column19_2fdc84-66 > .kt-inside-inner-col{display:flex;}.kadence-column19_2fdc84-66 > .kt-inside-inner-col,.kadence-column19_2fdc84-66 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_2fdc84-66 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_2fdc84-66 > .kt-inside-inner-col{flex-direction:column;align-items:center;}.kadence-column19_2fdc84-66 > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column19_2fdc84-66 > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column19_2fdc84-66 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_2fdc84-66 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_2fdc84-66{position:relative;}@media all and (max-width: 1024px){.kadence-column19_2fdc84-66 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kadence-column19_2fdc84-66 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_2fdc84-66\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"120\" height=\"88\" src=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2015\/01\/invention-photographie-physautotype-03.jpg\" alt=\"\" class=\"wp-image-18133\"\/><\/figure>\n<\/div><\/div>\n\n\n<style>.kadence-column19_dbc08e-1e > .kt-inside-inner-col,.kadence-column19_dbc08e-1e > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_dbc08e-1e > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_dbc08e-1e > .kt-inside-inner-col{flex-direction:column;}.kadence-column19_dbc08e-1e > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_dbc08e-1e > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_dbc08e-1e{position:relative;}@media all and (max-width: 1024px){.kadence-column19_dbc08e-1e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column19_dbc08e-1e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_dbc08e-1e\"><div class=\"kt-inside-inner-col\">\n<p class=\"wp-block-paragraph\">3 \u2013 Ni\u00e9pce et Daguerre dissolvaient ensuite une petite quantit\u00e9 de ce goudron dans de l\u2019alcool, puis versaient la solution sur une plaque d\u2019argent bien poli.<\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id19_224076-20 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id19_224076-20 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id19_224076-20 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-sm, 1rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(20% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)))minmax(0, calc(80% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)));}.kb-row-layout-id19_224076-20{border-bottom:1px solid var(--global-palette7, #EDF2F7);}.kb-row-layout-id19_224076-20 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id19_224076-20 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id19_224076-20{border-bottom:1px solid var(--global-palette7, #EDF2F7);}}@media all and (max-width: 767px){.kb-row-layout-id19_224076-20 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id19_224076-20{border-bottom:1px solid var(--global-palette7, #EDF2F7);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id19_224076-20 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column19_dbcbbd-4f > .kt-inside-inner-col{display:flex;}.kadence-column19_dbcbbd-4f > .kt-inside-inner-col,.kadence-column19_dbcbbd-4f > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_dbcbbd-4f > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_dbcbbd-4f > .kt-inside-inner-col{flex-direction:column;align-items:center;}.kadence-column19_dbcbbd-4f > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column19_dbcbbd-4f > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column19_dbcbbd-4f > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_dbcbbd-4f > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_dbcbbd-4f{position:relative;}@media all and (max-width: 1024px){.kadence-column19_dbcbbd-4f > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kadence-column19_dbcbbd-4f > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_dbcbbd-4f\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"120\" height=\"88\" src=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2015\/01\/invention-photographie-physautotype-04.jpg\" alt=\"\" class=\"wp-image-18135\"\/><\/figure>\n<\/div><\/div>\n\n\n<style>.kadence-column19_d9afc6-99 > .kt-inside-inner-col,.kadence-column19_d9afc6-99 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_d9afc6-99 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_d9afc6-99 > .kt-inside-inner-col{flex-direction:column;}.kadence-column19_d9afc6-99 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_d9afc6-99 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_d9afc6-99{position:relative;}@media all and (max-width: 1024px){.kadence-column19_d9afc6-99 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column19_d9afc6-99 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_d9afc6-99\"><div class=\"kt-inside-inner-col\">\n<p class=\"wp-block-paragraph\">4 \u2013 Apr\u00e8s \u00e9vaporation de l\u2019alcool, il restait un d\u00e9p\u00f4t blanc uniforme sur la plaque. La plaque ainsi pr\u00e9par\u00e9e \u00e9tait expos\u00e9e \u00e0 la lumi\u00e8re au fond de la chambre obscure (environ 7 \u00e0 8 heures).<\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id19_e4b4cd-d4 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id19_e4b4cd-d4 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id19_e4b4cd-d4 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-sm, 1rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(20% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)))minmax(0, calc(80% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)));}.kb-row-layout-id19_e4b4cd-d4{border-bottom:1px solid var(--global-palette7, #EDF2F7);}.kb-row-layout-id19_e4b4cd-d4 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id19_e4b4cd-d4 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr) minmax(0, 2fr);}}@media all and (max-width: 1024px){.kb-row-layout-id19_e4b4cd-d4{border-bottom:1px solid var(--global-palette7, #EDF2F7);}}@media all and (max-width: 767px){.kb-row-layout-id19_e4b4cd-d4 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id19_e4b4cd-d4{border-bottom:1px solid var(--global-palette7, #EDF2F7);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id19_e4b4cd-d4 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-right-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column19_f0f552-b4 > .kt-inside-inner-col{display:flex;}.kadence-column19_f0f552-b4 > .kt-inside-inner-col,.kadence-column19_f0f552-b4 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_f0f552-b4 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_f0f552-b4 > .kt-inside-inner-col{flex-direction:column;align-items:center;}.kadence-column19_f0f552-b4 > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column19_f0f552-b4 > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column19_f0f552-b4 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_f0f552-b4 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_f0f552-b4{position:relative;}@media all and (max-width: 1024px){.kadence-column19_f0f552-b4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kadence-column19_f0f552-b4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_f0f552-b4\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"120\" height=\"88\" src=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2015\/01\/invention-photographie-physautotype-05.jpg\" alt=\"\" class=\"wp-image-18137\"\/><\/figure>\n<\/div><\/div>\n\n\n<style>.kadence-column19_2ef910-b2 > .kt-inside-inner-col,.kadence-column19_2ef910-b2 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_2ef910-b2 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_2ef910-b2 > .kt-inside-inner-col{flex-direction:column;}.kadence-column19_2ef910-b2 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_2ef910-b2 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_2ef910-b2{position:relative;}@media all and (max-width: 1024px){.kadence-column19_2ef910-b2 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column19_2ef910-b2 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_2ef910-b2\"><div class=\"kt-inside-inner-col\">\n<p class=\"wp-block-paragraph\">5 \u2013 Apr\u00e8s exposition, la plaque \u00e9tait retourn\u00e9e au dessus d\u2019une cuvette contenant de l\u2019huile de p\u00e9trole blanche (analogue au p\u00e9trole pour lampe). La seule action des vapeurs de cette essence r\u00e9v\u00e9lait l\u2019image sans autre traitement ult\u00e9rieur.<\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n<style>.kb-row-layout-id19_5d0a6f-16 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id19_5d0a6f-16 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id19_5d0a6f-16 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-sm, 1rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(80% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)))minmax(0, calc(20% - ((var(--global-kb-gap-sm, 1rem) * 1 )\/2)));}.kb-row-layout-id19_5d0a6f-16 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id19_5d0a6f-16 > .kt-row-column-wrap{grid-template-columns:minmax(0, 2fr) minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id19_5d0a6f-16 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id19_5d0a6f-16 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-left-golden kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column19_0d49cf-0b > .kt-inside-inner-col{display:flex;}.kadence-column19_0d49cf-0b > .kt-inside-inner-col,.kadence-column19_0d49cf-0b > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_0d49cf-0b > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_0d49cf-0b > .kt-inside-inner-col{flex-direction:column;align-items:center;}.kadence-column19_0d49cf-0b > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column19_0d49cf-0b > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column19_0d49cf-0b > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_0d49cf-0b > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_0d49cf-0b{position:relative;}@media all and (max-width: 1024px){.kadence-column19_0d49cf-0b > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kadence-column19_0d49cf-0b > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_0d49cf-0b\"><div class=\"kt-inside-inner-col\">\n<p class=\"wp-block-paragraph\">Ce proc\u00e9d\u00e9 donne des images directement positives puisque le d\u00e9p\u00f4t blanc demeure sur la plaque, aux endroits qui ont re\u00e7u de la lumi\u00e8re, tandis que les vapeurs de p\u00e9trole rendent transparentes les zones qui n\u2019ont pas \u00e9t\u00e9 illumin\u00e9es. Toutefois, par le jeu des reflets du m\u00e9tal qui appara\u00eet aux endroits o\u00f9 le d\u00e9p\u00f4t blanc est devenu transparent, les images se voient en positif ou en n\u00e9gatif.<\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column19_926afe-ca > .kt-inside-inner-col,.kadence-column19_926afe-ca > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column19_926afe-ca > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column19_926afe-ca > .kt-inside-inner-col{flex-direction:column;}.kadence-column19_926afe-ca > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column19_926afe-ca > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column19_926afe-ca{position:relative;}@media all and (max-width: 1024px){.kadence-column19_926afe-ca > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column19_926afe-ca > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column19_926afe-ca\"><div class=\"kt-inside-inner-col\">\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"165\" height=\"115\" src=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2015\/01\/invention-photographie-physautotype06.jpg\" alt=\"\" class=\"wp-image-18139\"\/><\/figure>\n<\/div><\/div>\n\n<\/div><\/div>\n\n\n<h2 class=\"wp-block-heading\">La premi\u00e8re reconstitution de \u00ab\u00a0<em>La table servie<\/em>\u00a0\u00bb dans la maison de Ni\u00e9pce<br><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Chaque ann\u00e9e, les Journ\u00e9es du Patrimoine sont l\u2019occasion pour la maison Ni\u00e9pce de pr\u00e9senter les nouveaut\u00e9s qui seront ensuite expos\u00e9es en permanence.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>La table servie<\/em>&nbsp;de Nic\u00e9phore Ni\u00e9pce<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Depuis les travaux publi\u00e9s par J.L. Marignier en 1999, on sait que l\u2019image de&nbsp;<em>la Table Servie<\/em>&nbsp;longtemps rest\u00e9e myst\u00e9rieuse quant \u00e0 l\u2019identit\u00e9 de son auteur, fut bien r\u00e9alis\u00e9e par Nic\u00e9phore Ni\u00e9pce et que ce fut m\u00eame l\u2019une de ses derni\u00e8res \u0153uvres. Les t\u00e9moignages de l\u2019\u00e9poque retrouv\u00e9s par le chercheur montrent que cette image \u00e9tait un physautotype.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Apr\u00e8s cette identification, J.L. Marignier et M. Lourseau ont entrepris en 2004 de retrouver des objets similaires \u00e0 ceux de l\u2019image de Ni\u00e9pce et de reconstituer&nbsp;<em>la Table Servie<\/em>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2019\/11\/Table_servie_Niepce.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"320\" height=\"240\" src=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2019\/11\/Table_servie_Niepce.jpg\" alt=\"\" class=\"wp-image-22488\" srcset=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2019\/11\/Table_servie_Niepce.jpg 320w, https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2019\/11\/Table_servie_Niepce-300x225.jpg 300w\" sizes=\"auto, (max-width: 320px) 100vw, 320px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Une fois num\u00e9ris\u00e9e l\u2019image de Nic\u00e9phore a \u00e9t\u00e9 utilis\u00e9e pour d\u00e9terminer les dimensions des diff\u00e9rents objets ainsi que de la table elle-m\u00eame. Couteau, cuill\u00e8re, verre, bol, \u00e9cuelle, bouteille, vase, cafeti\u00e8re correspondants aux dimensions d\u00e9termin\u00e9es et dont la forme et la teinte se rapprochent de ceux de l\u2019image ont \u00e9t\u00e9 collect\u00e9s chez divers antiquaires et autres brocanteurs. Lorsque les objets ont \u00e9t\u00e9 dispos\u00e9s sur la table, l\u2019image est apparue en trois dimensions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fort de leur ma\u00eetrise du proc\u00e9d\u00e9 du physautotype qu\u2019ils ont red\u00e9couvert en 1992 et qu\u2019ils sont les premiers \u00e0 avoir reconstitu\u00e9, J.L. Marignier et M. Lourseau ont d\u00e9cid\u00e9 de photographier cette table par ce proc\u00e9d\u00e9 invent\u00e9 par Ni\u00e9pce et Daguerre, dans la Maison du Gras, pendant l\u2019\u00e9t\u00e9 1832.<br>Fin Ao\u00fbt 2004, la table reconstitu\u00e9e a \u00e9t\u00e9 install\u00e9e dans le jardin de Ni\u00e9pce devant une chambre obscure au fond de laquelle \u00e9tait plac\u00e9e une plaque d\u2019argent recouverte de la couche blanche de r\u00e9sidu de distillation de l\u2019essence de lavande. Quatre heures plus tard, la m\u00eame plaque, l\u00e9ch\u00e9e par les vapeurs de p\u00e9trole lampant, laissait appara\u00eetre une image tr\u00e8s semblable \u00e0 celle de Ni\u00e9pce.<\/p>\n\n\n<div class=\"wp-block-image wp-image-573\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2015\/01\/evenements-niepce-table-servie-03.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"194\" src=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2015\/01\/evenements-niepce-table-servie-03.jpg\" alt=\"Table servie- Original (CNAM)\" class=\"wp-image-573\"\/><\/a><figcaption class=\"wp-element-caption\">Original (CNAM)<\/figcaption><\/figure>\n<\/div>\n\n<div class=\"wp-block-image wp-image-572\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2015\/01\/evenements-niepce-table-servie-02.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"191\" src=\"https:\/\/bicentennial-of-photography.org\/wp-content\/uploads\/2015\/01\/evenements-niepce-table-servie-02.jpg\" alt=\"Table servie- reconstitu\u00e9e\" class=\"wp-image-572\"\/><\/a><figcaption class=\"wp-element-caption\">Reconstruction<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><em>La Table Servie<\/em>&nbsp;reconstitu\u00e9e et le physautotype obtenu sont expos\u00e9s en permanence au premier \u00e9tage de la maison.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019enqu\u00eate men\u00e9e par J.L. Marignier peut \u00eatre suivie dans les deux ouvrages :&nbsp;<em>Ni\u00e9pce, l\u2019invention de la photographie<\/em>&nbsp;et&nbsp;<em>Ni\u00e9pce, Correspondance et papiers<\/em>&nbsp;ainsi que dans les articles parus dans&nbsp;<em>Le Photographe<\/em>&nbsp;et dans&nbsp;<em>R\u00e9ponses Photo<\/em>&nbsp;en 2004.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Au cours de son voyage vers l\u2019Angleterre, Ni\u00e9pce avait fait la rencontre, \u00e0 Paris, de Louis Jacques Mand\u00e9 Daguerre, peintre et d\u00e9corateur de th\u00e9\u00e2tre qui passait pour un sp\u00e9cialiste de la chambre obscure. Esp\u00e9rant raccourcir le temps de pose de son proc\u00e9d\u00e9, Ni\u00e9pce d\u00e9cide, en 1829, d\u2019associer Daguerre \u00e0 ses travaux pour qu\u2019il lui construise&#8230;<\/p>\n","protected":false},"author":1,"featured_media":26642,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"open","template":"","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"class_list":["post-19","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ 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