OPTICAL CONNECTION DEVICE

• Main Authors: NAKAHARA MOTOHIRO, ARISHIMA KOICHI
• Format: Patent
• Language: English; Japanese
• Published: 15.04.2021
• Subjects: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

To provide an optical connection device capable of narrowing a waveguide interval of an optical circuit.SOLUTION: The present disclosure is an optical connection device which includes: a prism 30 for extracting an N×M light emitted from an optical circuit, a second dimensional GRIN lens array 10 in which a GRIN lens is arranged in an N×M; and a spacer 60 which has a thickness corresponding to an optical path length in the prism 30 and through which the N x M light emitted from the second dimensional GRIN lens array 10 transmits; and second dimensional fiber array 20 in which the end surface of an optical fiber is arranged at a focal point of each light transmitted through the spacer 60 and the N×M light is incident on each optical fiber 21.SELECTED DRAWING: Figure 7 【課題】本開示は、光回路の導波路間隔を狭くすることの可能な光接続装置の提供を目的とする【解決手段】本開示は、光回路から出射されたＮ×Ｍの光を取り出すプリズム３０と、ＧＲＩＮレンズがＮ×Ｍに配列された２次元ＧＲＩＮレンズアレイ１０と、プリズム３０での光路長に応じた厚みを有し、２次元ＧＲＩＮレンズアレイ１０から出射されたＮ×Ｍの光を透過させるスペーサ６０と、スペーサ６０を透過した各光の焦点に光ファイバの端面が配置され、Ｎ×Ｍの光が各光ファイバ２１に入射される２次元ファイバアレイ２０と、を備える光接続装置である。【選択図】図７