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4 Pack PD Ruler Optical Vernier Pupilary Ruler Distance Meter Eye Ophthalmic Tool Straight Edge PD Ruler
Specifications:
- Origin: CN(Origin)
- Model Number: Interpupillary ruler
- Measurement Range: 0-150mm
- Material: Plastic
- DIY Supplies: Electrical
- Brand Name: OOTDTY
- Accuracy: 1mm
- Free shipping
- Free returns
- Low prices
- 5 million products