The World Leader in Optical Stress Measurement
Strainoptics manufactures non-destructive optical stress measurement instruments for glass and plastics manufacturers, from polarimeters and polariscopes to roller wave gauges and automated measurement systems.
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Trusted Stress Measurement Experts Since 1985
Founded in 1985, Strainoptics is a world leader in stress measurement instrumentation and optical inspection equipment for the glass and plastics industries. From our facility outside Minneapolis, we provide instruments, calibration, repairs, training, and application support for customers around the world.
Explore Our Instruments & Services
Precision Instruments. Practical Support. Proven Expertise.
Strainoptics helps manufacturers, laboratories, and quality teams measure stress with confidence. Whether you need a standard instrument, application guidance, or calibration, our team provides the technical expertise to help you select, use, and maintain the right system for your process.
Non-Destructive Measurement
Measure stress in glass and plastics without damaging the sample, supporting quality control, inspection, and process validation.
Application-Specific Guidance
Get help selecting the right polarimeter, polariscope, roller wave gauge, or measurement system for your material and testing requirements.
Calibration and Repairs
Keep your equipment accurate and reliable with calibration, repair, and technical support.
Training & Testing Services
Access photoelasticity training, sample testing, feasibility reports, and expert guidance for stress measurement applications
Serving Glass and Plastics Applications Worldwide
FREE FEASIBILITY REPORTS
SEND US YOUR SAMPLES! If you are unsure which instrument is right for you or if Strainoptics can help you at all, send us samples! We will examine them and provide a feasibility report with our recommendations at no charge.
