Optical pickup for fixing a half mirror to a predetermined...

Details Optical pickup for fixing a half mirror to a predetermined... Optical pickup for fixing a half mirror to a predetermined...

2005-06-21

2005-06-21

Miller, Brian E. (Department: 2652)

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

C369S112290

Reexamination Certificate

active

06909688

ABSTRACT:
A pocket10is formed in a bottom surface2aof a groove portion2in such a manner as to oppose a rear surface3aof a half mirror3, and an adhesive-injecting recessed passage11extending from the pocket10to an open end of the groove portion2is formed in the bottom surface2aof the groove portion2. Further, the bottom of the pocket10is closed by a positioning base12which is formed on the bottom surface2aof the groove portion2to abut against the rear surface3aof the half mirror3, and a pair of protrusions14are formed which extend from the open end of the groove portion2to the positioning base12along both side edges of the adhesive-injecting recessed passage11.

REFERENCES:
patent: 4719614 (1988-01-01), Leterme et al.
patent: 5296988 (1994-03-01), Fujino
patent: 2002/0118628 (2002-08-01), Tachikawa et al.
patent: 2003/0165108 (2003-09-01), Ito
patent: 3-4977 (1991-02-01), None

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