Used to reflect or refract light at precise angles, our prisms and wedges are made from any optical glass, filter glass or fused silica and can be coated to your exact specifications. * 90° Prisms * Cube Prisms * Anamorphic Prisms * Dove Prisms * Correction Wedges * Sizes from 4.0 mm and up * Angular accuracies up to 3 minutes * Surface accuracies up to 1/20 wave