Title:
OPTICAL DEVICE
Document Type and Number:
Japanese Patent JP2022069323
Kind Code:
A
Abstract:
To provide an optical device having satisfactory optical coupling efficiency with the outside.SOLUTION: An optical device 1 includes: a first lens 10 that is joined to an end face of an optical waveguide of an optical element and radiates emission light from the optical element; and a second lens 20 that is optically coupled to the first lens 10 and converts emission light from the first lens 10 to collimate light.SELECTED DRAWING: Figure 1
Inventors:
SHIOZAKI MANABU
SAEKI TOMOYA
KAMISAKA KATSUMI
SAEKI TOMOYA
KAMISAKA KATSUMI
Application Number:
JP2020178441A
Publication Date:
May 11, 2022
Filing Date:
October 23, 2020
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
G02B6/42; G02B6/32
Attorney, Agent or Firm:
Towa International Patent Office
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