Title:
OPTICAL DEVICE
Document Type and Number:
Japanese Patent JP2021005021
Kind Code:
A
Abstract:
To provide an optical device having a holding unit capable of holding a plurality of filters properly.SOLUTION: An optical device 1 of the present invention includes: a plurality of first filter 12, arranged in a second direction perpendicular to a first direction OA; a plurality of second filters 13, arranged in a second direction; and a first holding unit 10 for holding the first filters 12 and the second filters 13. A second filter 13 of the second filters 13 which faces a first filter 12 in the first direction OA is positioned in the first direction OA by being in contact with the first filter 12. A second filter 13 of the second filters 13 which does not face a first filter 12 in the first direction OA is positioned in the first direction OA by being in contact with the first holding unit 10 outside an effective region of the second filter 13.SELECTED DRAWING: Figure 4
Inventors:
KAI TAKAHIKO
Application Number:
JP2019119254A
Publication Date:
January 14, 2021
Filing Date:
June 27, 2019
Export Citation:
Assignee:
CANON KK
International Classes:
G03B11/00; G02B3/00; G02B5/00; G02B7/00; G02B7/02; G02B7/30; G03B15/00; G03B19/07; H04N5/225; H04N5/238
Attorney, Agent or Firm:
Okabe
Takao Ochi
Koji Yoshizawa
Masami Saito
Takao Ochi
Koji Yoshizawa
Masami Saito