Project Gutenberg 2005-07-11 Public domain in the USA. 69 Daguerre, Louis Jacques Mandé 1787 1851 Daguerre, Louis Jacques Mande Nouveau moyen de préparer la couche sensible des plaques destinées à recevoir les images photographiques Lettre à M. Arago Reading ease score: 64.3 (8th & 9th grade). Neither easy nor difficult to read. Produced by Carlo Traverso, Melissa Er-Raqabi and the Online Distributed Proofreading Team. This file was produced from images generously made available by the Bibliothèque nationale de France (BnF/Gallica) "Nouveau moyen de préparer la couche sensible des plaques destinées à recevoir les images photographiques" by M. Daguerre is a scientific publication written in the mid-19th century. This work documents a technique developed for preparing photographic plates using a novel method that enhances their sensitivity to light, marking an important advancement in the early field of photography. The book provides a detailed methodology for preparing the plates, emphasizing the use of various metals and chemical substances to create a more effective photosensitive layer. Daguerre discusses the importance of manipulating these materials to achieve better tonal reproduction and overall image quality. He outlines a two-part preparation process involving careful cooling and heating of materials, ensuring consistency in the results that can be achieved. Through meticulous experimentation, Daguerre aims to elevate the art of capturing images, demonstrating a deeper understanding of the chemical processes involved in photography during this pioneering era. (This is an automatically generated summary.) fr Daguerreotype TR Text Photography Technology FR Sciences et Techniques Browsing: Computers & Technology Browsing: Science - General 47162 47163 2024-10-07T09:30:19.697528 2023-09-07T10:15:31.106046 text/html text/html 46044 2020-12-12T02:10:04 text/html; charset=iso-8859-1 15621 2020-12-12T02:10:04 text/html; charset=iso-8859-1 application/zip 136757 2024-10-07T09:30:26.691966 application/epub+zip 134940 2024-10-07T09:30:23.986508 application/epub+zip 80641 2024-10-07T09:30:22.505480 application/epub+zip 367456 2024-10-07T09:30:28.514964 application/x-mobipocket-ebook 358673 2024-10-07T09:30:25.706974 application/x-mobipocket-ebook 85829 2022-09-08T04:20:52.404299 application/x-mobipocket-ebook 36929 36712 2024-10-07T09:30:19.242493 2023-09-07T10:15:30.762060 text/plain; charset=us-ascii text/plain 36359 2020-12-12T02:10:04 text/plain; charset=iso-8859-1 13471 2020-12-12T02:10:04 text/plain; charset=iso-8859-1 application/zip 20405 2024-10-07T09:30:28.648948 application/rdf+xml 27840 2024-10-07T09:30:23.062483 image/jpeg 4891 2024-10-07T09:30:22.784568 image/jpeg 136179 2024-10-07T09:30:19.702537 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://www.gutenberg.org/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog fr.wikipedia en.wikipedia