公开(公告)号：US3859131A

公开(公告)日：1975-01-07

申请号：US29761072

申请日：1972-10-16

Applicant: BAIRD ATOMIC INC

Inventor： MILES JOHN L

IPC: G02B5/28 ,  B29D11/00 ,  G02B5/20

CPC classification number: G02B5/288

Abstract: An optical thin film filter having a plurality of alternating high and low index dielectric layers sandwiched between a pair of substrates is protected against impairment from humidity by vapor deposition of a water impermeable metallized film about the exposed edges of the layers and substrates.

Abstract translation: 具有夹在一对基板之间的多个交替的高和低折射率电介质层的光学薄膜滤光器通过围绕层和基板的暴露边缘的不透水金属化膜的气相沉积来保护免受湿度的损害。