Beijing Jeffoptics Company Limited                                       C17

Address            : Room 225, Zhengfa Building,

                          Jimenli Community, Haidian District,

                          100088 China

Tel                    : +86 10 6207 3731

Fax                   : +86 10 6207 3731

Email                :

URL                  :


Beijing Jeffoptics Company Limited is a company dedicated to R&D glass surface stress measurement instruments. The instruments are applied for chemical tempered glass surface stress measurement and thermal tempered glass surface stress measurement.


Product Listing:

  1. Others: JF-1 Surface Stress Meter, JF-2 Surface Stress Meter. JF-3 Surface Stress Meter, JF-4 Surface Stress Meter, Edge Stress Maker, Dual head Roller Wave Gauge