Title:
An optical adjustment
Document Type and Number:
Japanese Patent JP6053432
Kind Code:
B2
Abstract:
A light adjusting apparatus (1) including first and second substrates (3 and 4) that include openings (3c and 4c) and are disposed parallel to each other at a predetermined distance, a rotating shaft member (11) rotatably attached to the first and second substrates (3 and 4), a drive section (2) that rotates the rotating shaft member (11), an incident light adjusting section (6) that has a light adjusting function and is joined to the rotating shaft member (11) so as to rotate integrally therewith, and a ring-shaped protruding portion (6e) for increasing a junction area of a joint portion between the rotating shaft member (11) and the incident light adjusting section (6), in which the incident light adjusting section (6) is rotated by the drive section (2) via the rotating shaft member (11) to be displaced to an inserted position located in the optical path of the incident light that passes through the openings (3c and 4c) or a retracted position to thereby adjust the incident light.
Inventors:
Tatsuhiko Okita
Application Number:
JP2012217037A
Publication Date:
December 27, 2016
Filing Date:
September 28, 2012
Export Citation:
Assignee:
Olympus Endo Technology America Inc.
International Classes:
G03B9/02; G03B11/00
Domestic Patent References:
| JP2012014092A | ||||
| JP2004205967A | ||||
| JP2012163100A |
Attorney, Agent or Firm:
Susumu Ito
Yasushi Hasegawa
Osamu Shinoura
Yasushi Hasegawa
Osamu Shinoura