Western Ophthalmics
SKU:
PD Ruler (Multiple Sizes)
SKU:
Regular price
$1.50
Manufacturer Part Number: 35-500
Flexible White Plastic PD Rulers are available in standard lengths 6 inch, or extended 7 inch. Both Rulers have high-contrast, easy to read millimeter scales on the top edge. Plastic tends to follow lens & frame contours and be a bit more forgiving then metal on lens surfaces.