Polariscope detecting stress in glass and Quartz products (Ref. PSV-413)
Function
1.Observe stress distribution in transparent plastic, glass products and optical crystals
2.Measure retardation caused by internal stress in glass and optical crystals
Detecting object
1. transparent glass products with complex construction.
such as : penicillin bottle, ampoule , mobile phone cover, light tube, light bulb,solar glass ,automobile glass,sapphire, glass container , glass handicraft
2. transparent plastic samples
plastic bottle , cosmetic bottle , beverage bottle, contact lenses, plastic tray， plastic film
3. optical crystals such as quartz , SiC, calcium fluoride
Detecting methods
Sensitive Color Method and Senarmont Method

Specification
Model : PSV-413
Size : W280×D385×H390mm
Measuring range : 0-280nm
Weight : 11Kg
Viewing field : W200×D200mm
Measure height : max240mm
Light Source : Warm white LED light 10W
Power : DC 12V(with a AC/ DC adapter)