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Automotive Glass – Strainoptics Polarimeters & Polariscopes for Windshields, Sunroofs, and Sidelites

Strainoptics manufactures a complete line of manually operated and automated equipment for measuring surface stress and edge stress in annealed, heat-strengthened, and tempered automotive glass. Please click on the product photo to learn more about that specific instrument.

GASP

The GASP® polarimeter

is the instrument recommended by ASTM and other international standards groups for measuring surface stress in all types of heat-treated glass. Conforms to new European EN-12150 guidelines!

RPSV-100

NEW!
RPSV-100
Reflection Strain Viewer

(for observing non-uniform stress distribution and tensile imbalance.)

VRP-100

VRP-100
Reflection Polarimeter

(for “black band” measurements)