Optical print head for optical printing devices

Details Optical print head for optical printing devices Optical print head for optical printing devices

1980-08-15

1982-03-09

Griffin, Donald A.

Photocopying

Contact printing

Light boxes

355 1, B41B 1300, G03B 2700

Patent

active

043185975

ABSTRACT:
An optical printing device includes a photosensitive means having a photosensitive surface and an optical print head. The optical print head has a plurality of arrays of a plurality of light emitting devices selectively energized and an optical means to form light images from the light emitting devices on the photosensitive surface.
A plurality of the light emitting device arrays are arranged in a plurality of rows, with the light emitting devices aligned in a common direction with the arrays.
The optical means comprises a plurality of graded index optical fiber arrays of which the optical axes are directed perpendicularly to the aforesaid photosensitive surface.

REFERENCES:
patent: 3512861 (1970-05-01), Schackert
patent: 3611891 (1971-10-01), McNaney
patent: 3850517 (1974-11-01), Stephany et al.
patent: 4089008 (1978-05-01), Suga et al.
patent: 4107687 (1978-08-01), Pfeifer et al.
I.B.M. Technical Disclosure Bulletin vol. 13 No. 12 May 1971 pp. 3757 & 3758.

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