Color values in monochrome [microform] : a lecture on orthochromatic photography delivered before the Canadian Institute, February 16th, 1901 (1901)
Plaskett, J. S. (John Stanley), 1865-1941, Canadian Institute (1849-1914) · [Toronto? : s.n.] · leaf 21
ves, while glass prisms, used inthe latter, and in all the others, absorb them. It will be observed, from the diagrams of the bathed plates, that the general effect is to render them sensitive to the longer waves without appreciably diminishing their sensitiveness to the shorter or blue and violet… … Fig 5.—Photograph of Spectrum on Cramer Iso. Med. brands of commercial orthochromatic plates, the Cramer Isochromatic of medium speed, the Ilford Chromatic, and the Cadett Light- ning Spectrum. These are, so faras I know, the only makes obtainable in Toronto. To avoid choosing any perticular brand…
Color photography · Photographie en couleurs
Internet Archive · Canadiana.org · Public domain (published before 1931). Free to use for anything.
![An illustration from Color values in monochrome [microform] : a lecture on orthochromatic photography delivered before the Canadian Institute, February 16th, 1901, 1901, leaf 21](https://img.insideoutlibrary.com/img/1024/ia-cihm_72137-21-0.webp)
