It is broadly applied in optical glass, glass product and transparent plastic industry to check products rapidly and vastly and solve many complicated questions that cannot be practically through mathematical manipulation.

Measuring scope of stress                          under 560nm (A level interference color)

Optical path difference of full-wave plate     560nm

Effective aperture of polarization analyzer   Φ150nm

Effective aperture of tabletop glass             Φ220nm

Maximum height of measurable sample      250mm

Illuminant                                                  12/100W incandescent lamp

Power supply                                             AC220V±22V; 50Hz±1Hz

Weight (net)                                             13kg