TRAY 50A Tray complete of 236 lenses made in optical crystal. 34 pairs of negative and positive spherical lenses (bi-concave and biconvex), 10 prisms from 1° to 10°, 19 pairs of negative and positive cylindrical lenses (concave and convex surface), 10 accessories, 2 crossed lenses, Maddox, hole, fis

Cross Cylinder +/- 0.25VISIT WEBSITE MSD Trial Lens

Portable case with handle 236 lenses mm 470x385x80. SPHERES 34 pairs each Plus and Minus 0.12 0.25 to 4.00 in step of 0.25D 4.50 to 7.00 in step of 0.50D 8.00 to 16.00 in step of 1.00D 18.00 to 20.00 in step of 2.00D PRISMS 10 pcs. from 1° to 10° CYLINDERS 19 pairs each Plus and Minus 0.12 0.25 to 3