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1. Observe thermal stress distribution after annealing
2. Measure glass tempering grade
3. Measure optical retardation caused by thermal stress in glass
This thickness gauge is a new type of non-contact measuring equipment, which uses laser triangulation method ( a kind of photoelectric technology) to precisely measure distances.
Equipped with a ...
This measuring instrument is designed for detecting the absorption axis angle of polarizing film. It supports both single measurement and multiple continuous measurement . ...
The surface stress meter ( Ref. ASM-200-FAP）measures surface stress of tempered glass and the depth of the stress layer according to photoelastic technology by letting light spread along the glass ...
Principle : Polarization interference
Viewing field: 200* 200 mm
Overall size: 300*335*330 mm
Main voltage:220 V AC
Measuring space height : ...
1.Observe stress distribution in transparent plastic, glass products and optical crystals
2.Measure retardation caused by internal stress in glass and optical crystals
The internal stress of glass and plastic products has a birefringent characteristic. In other words, if there is stress inside of these types of products, light from he polarized ...
1. Transparent glass products with complex construction.
such as : penicillin bottle, ampoule , mobile phone cover, lighting tube, solar glass ,automobile glass,sapphire, glass ...