Mees, C. E. Kenneth (Charles Edward Kenneth), 1882-1960, Newton, A. J · Croydon, Wratten & Wainwright · leaf 39
ON ORTHOCHROMATIC SCREENS 23 Our screen, then, must be yellow, but it is possible for a screen to be yellow without having the correct absorption. Any screen which absorbs the violet light will be yellow, but it may transmit the ultra violet, and in this way a screen of apparently great depth may… … 3,000 4,000 5.000 G,000 rooo Panchromatic Plate and K2, Filter 3.000 4,000 5000 G.OOO TOOO Fig. 14 than a lighter screen having a more complete absorption of the ultra violet. An orthochromatic screen should, as far as possible, com- pletely absorb the ultra violet, but it should not completely…
Photography · Color photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
