Title:
光学装置
Document Type and Number:
Japanese Patent JP7344073
Kind Code:
B2
Abstract:
An optical apparatus may include a housing having an opened front face, an optical unit freely movable into and out of an internal space of the housing through the front face, and a positioning portion disposed on a back side of the optical unit in the internal space. A base plate of the optical unit may include first and second convex portions disposed on a base end face of the base plate. The second convex portion may be disposed at a position different from the first convex portion in a width direction of the base plate. The positioning portion may include a V block having a V groove shape at a part contacting the first convex portion, and a flat block having a flat surface shape at a part contacting the second convex portion. The optical unit may be positioned in the internal space through the contact.
Inventors:
Hiroshi Someya
Yukio Watanabe
Yukio Watanabe
Application Number:
JP2019183244A
Publication Date:
September 13, 2023
Filing Date:
October 03, 2019
Export Citation:
Assignee:
Gigaphoton Inc.
International Classes:
G02B7/00; G03F7/20
Domestic Patent References:
| JP2006278907A | ||||
| JP2012212009A | ||||
| JP6131762A |
Foreign References:
| WO2018150530A1 |
Attorney, Agent or Firm:
Yasuo Morimura
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