Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Patent
1996-06-26
1998-05-26
Le, Que
Radiant energy
Photocells; circuits and apparatus
Photocell controlled circuit
250216, 348116, H01J 4014
Patent
active
057569886
ABSTRACT:
A device for checking lateral views at front/rear ends of a vehicle comprises an image pickup unit having a light path altering assembly and an image sensor and disposed at a front or rear end of a vehicle, for taking into the image sensor image information of areas on the right and left of the vehicle by way of the light path altering assembly and image information of an area ahead of the image sensor through a gap formed along an extension of an axial line of the image sensor; and a display unit provided in a room of the vehicle, for displaying the image information taken into the image sensor.
REFERENCES:
patent: 3972596 (1976-08-01), Baumgardner et al.
patent: 4900140 (1990-02-01), Okamura
patent: 5642106 (1997-06-01), Hancock et al.
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