Researches on Light in Its Chemical Relations: Embracing a Consideration of All the Photographic ProcessesLongman, Brown, Green, and Longmans, 1854 - 396 стор. |
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Сторінка 6
... much of their activity from the particles of Light which enter into their composition ? For all fixed bodies , being * French Memoirs , from 1700 to 1705 . NEWTON AND BOYLE . 7 heated , emit Light so 6 RESEARCHES ON LIGHT .
... much of their activity from the particles of Light which enter into their composition ? For all fixed bodies , being * French Memoirs , from 1700 to 1705 . NEWTON AND BOYLE . 7 heated , emit Light so 6 RESEARCHES ON LIGHT .
Сторінка 11
... Fix a glass prism at the window , and let the refracted sunbeams fall on the floor ; in this coloured light put a paper strewed with luna cornua , and you will observe that this horn silver grows sooner black in the violet ray than in ...
... Fix a glass prism at the window , and let the refracted sunbeams fall on the floor ; in this coloured light put a paper strewed with luna cornua , and you will observe that this horn silver grows sooner black in the violet ray than in ...
Сторінка 22
... paper is used . After the colour has been once fixed on the leather or paper , it cannot be removed by the application of water , or water and soap , and it is WEDGWOOD'S PROCESS . 23 in a high degree permanent . 22 RESEARCHES ON LIGHT .
... paper is used . After the colour has been once fixed on the leather or paper , it cannot be removed by the application of water , or water and soap , and it is WEDGWOOD'S PROCESS . 23 in a high degree permanent . 22 RESEARCHES ON LIGHT .
Сторінка 24
... fix the images of the camera obscura ; and he appears to have discovered the peculiar property of Light in altering the solubility of many resinous sub- stances . In 1824 M. Daguerre began a series of experi- ments with the same object ...
... fix the images of the camera obscura ; and he appears to have discovered the peculiar property of Light in altering the solubility of many resinous sub- stances . In 1824 M. Daguerre began a series of experi- ments with the same object ...
Сторінка 34
... fixed described . In these , however , there will be found but little advance upon the process of Mr. Wedgwood : the mode of fixing , which was the only novelty proposed by Mr. Talbot , was imper- fect ; the process of fixing by the use ...
... fixed described . In these , however , there will be found but little advance upon the process of Mr. Wedgwood : the mode of fixing , which was the only novelty proposed by Mr. Talbot , was imper- fect ; the process of fixing by the use ...
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actinic ammonia appears Becquerel bleaching blue rays bodies brown calotype camera obscura carbonic acid chemical action chemical change chemical rays chloride of silver chromate colour combination copper crown 8vo Daguerreotype dark darkened distilled water dried effect Engravings evident experiments exposed exposure fluid formed gallic acid germination glass gold green rays heat hyposulphite of soda impression indigo influence intensity iodide of silver iodine iron least refrangible Light luminous rays mercury metallic minutes morocco Niepce nitrate of silver nitric acid observed obtained orange oxide oxygen paper peculiar phenomena photographic picture placed plants plate portion Post 8vo potash potassium precipitate prepared prism prismatic spectrum produced quantity quinine radiations red rays refrangible rays remarkable salts of silver sensitive Sir John Herschel solar rays space sun's rays sunshine surface tint tion uranium glass vapour vegetable violet rays visible vols washed Woodcuts yellow ray