Vintage Corrective Light Filters, Yellow Blue Pink, Vintage Printing buy Color Photographs Tools, USSR 1970s

Vintage Corrective Light Filters, Yellow Blue Pink, Vintage Printing Color Photographs Tools, USSR 1970s.

Corrective light filters for printing color photographs Moscow Plant of Technical Photo plates.
The set consists of 32 light filters of yellow, blue and pink colors. Filters were stored in a dry dark place and have not changed their properties. They are used for subtractive printing of color photographs in the classical way. Color correction when printing by the subtractive (subtractive) method is based on the introduction of three buy additional colors into the light flux of correcting light filters. Filters subtract part of the spectral emissions from the light beam. Only two color filters are applied at the same time.

In very good vintage condition.

Measures: 3 x 3 inches (7.5 x 7.5 cm)

All photos are real.
You get exactly what you see in the photos.
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