Title:
OPTICAL RECEPTACLE AND OPTICAL MODULE
Document Type and Number:
Japanese Patent JP2020134816
Kind Code:
A
Abstract:
To provide an optical receptacle capable of maintaining high optical coupling efficiency even when an optical transmission body with large cores is used.SOLUTION: An optical receptacle 140 for optically coupling an end face 162 of am optical transmission body 160 to an end face 123 of a light receiving element 122 when arranged between the optical transmission body 160 and the light receiving element 122, includes: a first optical surface 141 receiving light emitted from the end face 162 of the optical transmission body 160; a second optical surface 143 emitting the light entering the first optical surface 141 toward the light receiving element 122; and a reflection part 142 arranged so as to surround an optical axis between the first optical surface 141 and the second optical surface 143, and reflecting part of the light entering the first optical surface 141 toward the second optical surface 143.SELECTED DRAWING: Figure 1
Inventors:
SUKEGAWA TAKUYUKI
Application Number:
JP2019030364A
Publication Date:
August 31, 2020
Filing Date:
February 22, 2019
Export Citation:
Assignee:
ENPLAS CORP
International Classes:
G02B6/42; H01L31/02; H01L31/0232
Domestic Patent References:
| JP2001133665A | 2001-05-18 | |||
| JPH09269440A | 1997-10-14 | |||
| JP2014048493A | 2014-03-17 |
Foreign References:
| US5631987A | 1997-05-20 | |||
| WO2010007861A1 | 2010-01-21 |
Attorney, Agent or Firm:
Washeda International Patent Office