Title:
撮像装置
Document Type and Number:
Japanese Patent JP3593419
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide the image pickup device which can sharply pick up an image of an electronic component, etc. SOLUTION: The image pickup device is equipped with a reflecting means 15 having a reflecting surface 18 which reflects reflected light from an object E when the object E is arranged at an image pickup position P and an image pickup means which picks up an image of the object E by photodetecting the reflected light. Further, the device is equipped with a light quantity splitting part 18a which is provided at part of the reflecting surface 18 of the reflecting means 15 and transmits and reflects incident light, and a light source 19 for coaxial downward illumination which aligns the axis A1 connecting the image pickup position P and light quantity splitting part 18a with a projection optical axis A5 passing the light quantity splitting part 18a and irradiates the object E with the projection light passing through the light quantity splitting part 18a.
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Inventors:
Hidekuni Niiyama
Application Number:
JP17523596A
Publication Date:
November 24, 2004
Filing Date:
July 04, 1996
Export Citation:
Assignee:
Nidec Copal Corporation
International Classes:
G01N21/88; G01J1/02; G01N21/84; G01N21/956; G02B5/08; H01L21/68; H04N5/335; H04N5/372; H05K13/04; (IPC1-7): G01N21/84; G02B5/08; H01L21/68; H04N5/335; H05K13/04
Domestic Patent References:
| JP437099A | ||||
| JP6057301A | ||||
| JP1313743A | ||||
| JP743307A | ||||
| JP672046U |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Tatsuya Shioda
Shiro Terasaki
Tatsuya Shioda
Shiro Terasaki