71-P – 68 B Trial Lenses set with Metal Rim in Beech Wood Case

B Trial Lenses set. Composition of 68 pieces trial lenses with metal rim in beech wood tray and case.

B spherical positive and negative:

0.25 – 0.50 – 0.75 – 1.00 – 1.25 – 1.50 – 1.75 – 2.00 – 2.25 – 2.50 – 2.75 – 3.00 – 3.50 – 4.00 – 4.50 – 5.00 – 5.50 – 6.00 – 6.50 – 7.00 – 8.00 – 9.00 – 10.00 – 11.00 – 12.00 – 13.00 – 14.00 – 16.00

B cylinder negative:

0.25 – 0.50 – 0.75 – 1.00 – 1.50 – 2.00 – 2.50 – 3.00 – 3.50 – 4.00 – 4.50 – 5.00