Exposure device

Details Exposure device Exposure device

1988-06-20

1989-11-07

Tudor, Harold J.

Photocopying

Projection printing and copying cameras

Illumination systems or details

G03B 2754

Patent

active

H00007110

ABSTRACT:
An exposure device for printing an image on a photographic material having a tabular-shaped light emitting means as a light source is disclosed. The exposure device has neither exposure unevenness nor can the light source be suddenly cut off in use and is suitable for printing an identification mark on medical films.

REFERENCES:
patent: 2644113 (1953-06-01), Etzkorn
patent: 4144557 (1979-03-01), Kerr, III et al.
patent: 4570207 (1986-02-01), Takahashi et al.

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