Apparatus for adjusting a beam position detecting device

Details Apparatus for adjusting a beam position detecting device Apparatus for adjusting a beam position detecting device

1989-07-25

1990-04-17

Westin, Edward P.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

250236, 350 68, G02B 2610

Patent

active

049183060

ABSTRACT:
A beam position detector, particularly for use in a scanned laser beam printer, in which the scanned beam is reflected by a mirror to a light sensor. In order to align the mirror, a mirror holder is rotatable on a base plate also holding the sensor. The mirror is also tiltable with respect to the base plate.

REFERENCES:
patent: 3957339 (1976-05-01), Engel
patent: 3981566 (1976-09-01), Frank et al.
patent: 4264120 (1981-04-01), Uchiyama et al.
patent: 4318135 (1982-03-01), Allis et al.
patent: 4581657 (1986-04-01), Takano

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