PD³ Multi-Rule #2069

SKU:
#2069
Description

Three rules PLUS a pinhole occluder.

Use the scales on this rule to measure binocular PD, monocular PD, seg height, bridge, DBL of frame and eyewire A and B dimensions. A pinhole occluder tests visual acuity. 7-3/8" long by 1" wide.

Rules To Abide By

"A PD rule can be much more than a simple measuring stick. Check out the features on our selection of rules. You will surely find one that makes your dispensing or lab task easier and more accurate. All American made where a 70mm reading on the scale is 70mm in reality."

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