Title: Spring inserting primary and secondary glasses
Application Number: 200510122733 Application Date: 2005.12.01
Publication Number: 1811524 Publication Date: 2006.08.02
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G02C5/00,G02C9/00
Applicant(s) Name: Dongfang Optical Co., Ltd., Jiangsu Address: 212331
Inventor(s) Name:
Attorney & Agent:
Abstract:
     The present invention relates to a kind of spring fastened type main and secondary glasses. It includes a pair of optical mainframe main glasses and a pair of front-hung secondary glasses. It is characterized by that the bridge of said front-hung secondary glasses is equipped with a spring-fastener device, and the bridge of said main-frame main glasses is equipped with a positioning device respondent to the above-mentioned spring-fastener device, so that said main-frame main glasses and front-hung secondary glasses can be easily and conveniently combined together by means of the spring-fastener device and the positioning device.
Time: 6
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