Polariscope testing of plastic eyeglass frames to predict stress-induced fracture points

Bryan S. Ware; H. Philip Stahl

doi:10.1117/12.140941

2 September 1992 Polariscope testing of plastic eyeglass frames to predict stress-induced fracture points

Bryan S. Ware, H. Philip Stahl

Proceedings Volume 1779, Optical Design and Processing Technologies and Applications; (1992) https://doi.org/10.1117/12.140941
Event: Optical Engineering Midwest 1992, 1992, Chicago, IL, United States

Abstract

Partially transparent plastic eyeglass frames are susceptible to fracture due to stress from oversized lenses. Using a dark field polariscope, likely fracture points can be predicted.

Citation Download Citation

Bryan S. Ware and H. Philip Stahl "Polariscope testing of plastic eyeglass frames to predict stress-induced fracture points", Proc. SPIE 1779, Optical Design and Processing Technologies and Applications, (2 September 1992); https://doi.org/10.1117/12.140941

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