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US 2019/0155014 A1Published application
Interference Filter, Optical Device, Optical Module, And Electronic Apparatus
AssigneeSeiko Epson Corporation
InventorAkira SANO
Life of this patent
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Abstract
An interference filter includes a first mirror and second mirror that faces the first mirror, and the second mirror is so shaped to have a longitudinal direction in a plan view viewed in a first direction that is the direction perpendicular to the second mirror.
Claims20
An interference filter comprising:
- a first mirror;
- and
- a second mirror that faces the first mirror,
- wherein the second mirror is so shaped to have a longitudinal direction in a plan view viewed in a first direction that is a direction perpendicular to the second mirror.
1 more element
Dependencies are inferred from the claim text.