Description of Optical Glass Lens Prism Piece
Material: Optical glass. This is a great set for demonstrating optical principles and effects for students and learning about the properties of light. Nice set for reflecting and refracting. Size:semicircle: 90*45*10mm, triangular shaped lens:60*60*85*10mm, trapezoidal:83*38*10mm, double-concave:85*35*10mm , double-convex:85*35*10mm, triangular prism:30*30*30mm, rectangle lens: 40*60*20mm. Package: double-concave, double-convex, trapezoidal, semicircle, rectangle lens, triangular shaped lens, and triangular prism. Notice: These products are only wrapped in bubble for safe shipping.