Contact-type image sensor assembly having supporting structure f

Details Contact-type image sensor assembly having supporting structure f Contact-type image sensor assembly having supporting structure f

1992-04-06

1993-10-19

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Photocell controlled circuit

250239, H01J 4014, H01J 502

Patent

active

052548473

ABSTRACT:
A contact-type image sensor assembly including: an image sensor; a light source for illuminating an original document which has image information; an optical lens for imaging light reflected by the original document onto the image sensor; and a supporting member for supporting the image sensor, the light source and the optical lens, wherein the supporting member includes: a first supporting member for maintaining the distance from the surface of the original document and the light incidental side of the optical lens at a predetermined distance; a second supporting member disposed individually from the first supporting member and acting to maintain the distance from the light emission side of the optical lens to the light receiving side of the image sensor; and a third supporting member for supporting the first and second supporting members at predetermined positions and the third supporting member supports the first and second supporting members in this way that their positions can be adjusted.

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