Original illumiating device and original reading device preventi

Details Original illumiating device and original reading device preventi Original illumiating device and original reading device preventi

1993-04-23

1995-07-04

Brinich, Stephen

Television

Camera, system and detail

With object or scene illumination

348335, G03B 1302

Patent

active

054304849

ABSTRACT:
An original illuminating device includes a light source, and a condensor lens for condensing light emitted from the light source to illuminate an original with light issued from a condensing surface of the condensor lens. Surfaces of the condensor lens, which are different from condensing surfaces, are light diffusion surfaces.

REFERENCES:
patent: 4039825 (1977-08-01), Doyle
patent: 4186993 (1980-02-01), Shimizu et al.
patent: 4560240 (1985-12-01), Sekimura
patent: 4637720 (1987-01-01), Shirayanagi et al.
patent: 4895432 (1990-01-01), Iwashita et al.
patent: 5157422 (1992-10-01), Miyabayashi
patent: 5182443 (1993-01-01), Suda et al.
patent: 5245469 (1993-09-01), Goto

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