Square Plastic Prisms 37mm

Hand-held 37mm individual plastic prism. Diopters for prisms range from 0.5 to 20D.

Each prism sold indiviually

Diopter Sizes:
0.5, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18 and 20D

Diopter Sizes:
25, 30, 35, 40, 45 and 50D