Specifications
Spheres	39 pairs
	.25D to 6.00 in .25 steps, 6.50 to 10.00D in .50 steps, 11D to 14D in 1D steps, 16 to 20D in 2D steps
Cylinders	20 pairs
	.25D to 4D in .25 steps, 4.50 to 6.00D in .50 steps
Prism	.5 (2), 1(2), 2(2), 3(2), 4(2), 5,6,8, 10
Accessories	Maddox, cross line, pin hole (2), slit, occluder, fed filter lens, green filter lens, cross cylinder, plano lens