Light chute arrangement

Details Light chute arrangement Light chute arrangement

1975-10-22

1977-02-22

Hix, L. T.

Buckles, buttons, clasps, etc.

240 441, 355 67, G03B 1502, G03B 2754

Patent

active

040093832

ABSTRACT:
A light chute arrangement used in photographic copying apparatus for conveying light from a light source to a negative comprises a first light chute component having an open side and at least one further light chute component, each of said light chute components having reflective inner surfaces. The further light chute component is mounted for movement into and out of the interior of the first light chute component to selectably form from the light chute components light chutes of different respective cross-sections adapted to convey light to negatives of different respective sizes.

REFERENCES:
patent: 2768284 (1956-10-01), Woolley
patent: 3684371 (1972-08-01), Weisglass
patent: 3874792 (1975-04-01), Turner

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