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Title:
CAMERA
Document Type and Number:
Japanese Patent JP2023079810
Kind Code:
A
Abstract:
To provide a camera capable of suppressing a change in an optical axis.SOLUTION: A camera 100 provided herein comprises a cylinder 300, a lens assembly 400 arranged inside the cylinder, and a movement mechanism 500 for moving the lens assembly 400 in an optical axis direction LL. The movement mechanism 500 comprises a rod 510 coupled to the lens assembly 400, a rod head 520 coupled to the rod 510 and provided with a sloped surface 591 inclined with respect to an optical axis O on a based end surface, a feeder device 550, and a compression coil spring 540 for pressing the rod 510 backward. The feeder device 550 comprises a spindle 551 configured to be in contact with the sloped surface 591 to press the rod head 520 from the rear, and a thimble 553 for making the spindle 551 displace along a center axis J551 while turning the spindle about the center axis J551.SELECTED DRAWING: Figure 17

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Inventors:
TAMURA KAZUYA
OKAMOTO MITSUHIRO
FURUKAWA KENICHI
Application Number:
JP2021193461A
Publication Date:
June 08, 2023
Filing Date:
November 29, 2021
Export Citation:
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Assignee:
MITSUMI ELECTRIC CO LTD
International Classes:
G02B7/04; G02B7/02; G03B15/00; G03B17/02; H04N23/55; H04N23/57
Attorney, Agent or Firm:
Kazuo Asahi
Yasuhisa Takahashi
Tatsuya Masuda
Takeshi Ebe



 
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