Title:
光調節装置
Document Type and Number:
Japanese Patent JP5596415
Kind Code:
B2
Abstract:
A light adjusting apparatus including: first and second substrates, at least one of which has an aperture; a spacer which defines a distance between the first and second substrates; at least one incident light adjuster which includes a shaft member as a center of rotation and rotates between the first and second substrates in a plane orthogonal to an optical axis direction, a magnet being formed on at least part of the shaft; at least one driving device which includes a coil formed separately from the magnet, and drives the incident light adjuster; wherein the driving device rotates the incident light adjuster between a position at the aperture and a position to retract from the position of the aperture, further comprising a guide portion which is formed on the first substrate to restrict movement of the shaft member in directions other than a rotation direction thereof.
Inventors:
Takayuki Ide
Application Number:
JP2010121663A
Publication Date:
September 24, 2014
Filing Date:
May 27, 2010
Export Citation:
Assignee:
Olympus, Inc.
International Classes:
G03B9/10; G03B9/02; G03B9/26; H02K37/16
Attorney, Agent or Firm:
Keisuke Saito
Iwao Hirayama
Iwao Hirayama