Multipurpose Plastic Pupil Distance Gauge Measure Optical Vernier PD Ruler Pupil Distance Meter Eye Ophthalmic Tool

Lightweight for easy and portable carry. Not only used to measure the pupil spacing, but also for length angle. Made of quality material, durable and sturdy, long for time servcie. Multipurpose Plastic Pupil Distance Gauge Measure Optical Vernier PD Ruler Pupil Distance Meter Eye Ophthalmic Tool. Features: Lightweight for easy and portable carry. Not only used to measure the pupil spacing, but also for length angle. Made of quality material, durable and sturdy, long for time servcie. Clear accurate calibration make it easy to use and check the size. Perfect for hospital, pharmaceutical or medi cal supplies. Specifications: Material: Plastic. Size: approx 210x80mm/8.3x3.1in. Package Includes: 1x PD Ruler. note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item