The Photographic Art-journal, Volume 1W.B. Smith, 1851 |
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Expressions et termes fréquents
acid action of light ammonia apparatus appear applied artists beautiful blue rays bromine brown calotype camera obscura carbonic acid chemical chloride chloride of gold chloride of silver coating color copper copy Daguerre Daguerrean Daguerreo Daguerreotype Daguerreotypists dark darkening degree discovery dissolved dried duced effect engraving exhibit experiments exposed exposure fixed formed Gabriel Harrison gallic acid give green heat hyposulphite hyposulphite of soda impression influence iodide of silver iodine iodized liquid ment metal minutes muriate muriatic acid nature Niepce nitrate of silver nitric acid object obtained operation orange ounce paper perfect photogenic photographic picture polished portion portraits positive potash potassium prepared prismatic produced quantity red rays refrangible rendered rottenstone salt sensitive Sir John Herschel soda solar rays solution spectrum substance sufficient sulphuric acid sunshine surface tint tion ture violet rays washed yellow glass