Title:
CAMERA DEVICE
Document Type and Number:
Japanese Patent JP2023160102
Kind Code:
A
Abstract:
To provide a camera device capable of informing a user of the current diaphragm diameter with inexpensive configuration high in degree of freedom.SOLUTION: A camera device 1 comprises: a stage 21 on which a window 21A capable of transmitting light from a subject is formed; a diaphragm plate 50 on which diaphragm apertures 54A, 54B, 54C and 54D are formed; a front cover 2 on which index holes 9A, 9B, 9C and 9D are formed with gaps W; and an index member 40 stored in the front cover 2. The diaphragm plate 50 is configured to be movable between diaphragm positions where the window 21A of the stage 21 is aligned with the diaphragm aperture. The index member 40 is configured to be movable by each distance D corresponding to the diaphragm position of the diaphragm plate 50. The index member 40 is provided with markers 41A, 41B, 41C and 41D formed corresponding to the index hole respectively at distances 0, (W-D), 2(W-D) and 3(W-D) from a reference position R.SELECTED DRAWING: Figure 2
Inventors:
MURAYAMA MIKI
Application Number:
JP2022070190A
Publication Date:
November 02, 2023
Filing Date:
April 21, 2022
Export Citation:
Assignee:
NIDEC PREC CORP
International Classes:
G03B9/02; G02B7/02; G03B17/02; G03B17/18
Attorney, Agent or Firm:
Tomohiro Mori