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Feature

Product is for studying refraction and geometrical optics in physics and physical science classes
Optical glass polished and worked on all surfaces
Glass is free from bubbles and imperfections
All edges have slight bevel
Perfect for teaching physics students the principles of refraction

Description

Optical Glass Rectangle: 3.9" (115mm) X 2.6" (65mm) X 0.7"(18mm), made of high quality optical glass