Polariscope detecting glass stress  

 (Ref. PSV-413L)

Function

1. Observe thermal stress distribution after annealing

2. Measure glass tempering grade

3. Measure optical retardation caused by thermal stress in glass 

Detecting object

transparent glass products with complex construction.

such as : glass container , glass handicraft ,glassware , tableglass , lamp

penicillin bottle, light tube, light bulb,solar glass ,automobile glass etc

Detecting methods

Sensitive Color Tint Method and Senarmont Compensation method

Specification