Patent ID: 9606300
Date: 2017-03-28
CPC Classifications: G02B

Claim:
1. An adapter comprising: an optical connector accommodation part having: a spacer having: the spacer being arranged between the first cavity and the second cavity, wherein at a state where the first front end portion is contacted to the first surface and the second front end portion is contacted to the second surface, the first optical interface part and the second optical interface part face each other at a predetermined interval wherein the optical connector accommodation part further has a third cavity formed between the first cavity and the second cavity, wherein the spacer is accommodated in the third cavity, wherein at a first state before the first optical connector and the second optical connector are positioned with respect to each other through the spacer, the first surface and second surface of the spacer are contacted to inner wall surfaces defining the third cavity, and wherein at a second state after the first optical connector and the second optical connector are positioned with respect to each other through the spacer, the first surface and second surface of the spacer are spaced from the inner wall surfaces.