Module for optical information reader

Details Module for optical information reader Module for optical information reader

2007-04-17

2007-04-17

Phan, James (Department: 2872)

Optical: systems and elements

Deflection using a moving element

Using a periodically moving element

C359S198100, C359S819000

Reexamination Certificate

active

10487808

ABSTRACT:
A module for an optical information reader, wherein a light emitting unit (22), a collimator lens (23), a vibration mirror (31) for scanning, a condensing mirror (40), and a light receiving unit (50) are installed in a module casing (10) for modularization, and a lens-barrel hole (13b) opening at one end thereof and having an aperture (13a) formed at the tip face thereof is provided in the module casing (10), the collimator lens (23) is installed in the lens-barrel hole (13b) so as to come into contact with the tip bottom part thereof, and the light emitting unit (22) is press-fitted into the press-fit part (13c) of the lens-barrel hole in front of the collimator lens to form a laser beam generating part (20).

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