Title:
OPTICAL COMPONENT
Document Type and Number:
Japanese Patent JP2021056272
Kind Code:
A
Abstract:
To provide an optical component which is excellent in transmission wavefront accuracy.SOLUTION: An optical component (10) includes: a first substrate (12) having a first major surface (12a) and a second major surface (12b) located on the side opposite to the first major surface; a second substrate (13) having a third major surface (13a) and a fourth major surface (13b) located on the side opposite to the third major surface; and an adhesive (AB) for adhering the second major surface and the third major surface. The optical component is used by passing light from one side of the first major surface and the fourth major surface to the other side. Then, a recessed shape having the recessed amount d is formed on at least one major surface from the first major surface to the fourth major surface.SELECTED DRAWING: Figure 4
Inventors:
IWASAKI TAKAHIKO
Application Number:
JP2019176450A
Publication Date:
April 08, 2021
Filing Date:
September 27, 2019
Export Citation:
Assignee:
NIHON DEMPA KOGYO CO
International Classes:
G02B27/46; G02B5/30; G02B7/00
Domestic Patent References:
| JP2010164718A | 2010-07-29 | |||
| JP2012163675A | 2012-08-30 |
Foreign References:
| WO2016174954A1 | 2016-11-03 |
Attorney, Agent or Firm:
Patent Business Corporation IP Advance