INS-11059 | Lens Ruler Bar

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Lens Ruler Bar model INS-11059.

Lens ruler bar is set of retinoscopic rulers being a positive and a negative with 4 convex and 4 concave bars. Set comes in metal case.

Sphere: 40 lenses together (5 in each bar) 4 bars for each of concave and convex: 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, 5.00, 6.00, 7.00, 8.00, 9.00, 10.00

Set comes in metal case.