PVC PD Ruler, Pupillometers, Optical Vernier Scale, Measuring Tool, Straight Ruler Lightweight Adjustable Durable Flexible

Description: Material: Made of high quality PVC material, durable, wear resistant and scratch resistant. Features: Soft and flexible, not easy to break, lightweight, easy to carry. Design: Adjustable pupil meter measures pupil height and horizontal distance for the most comfortable fit. Ease of Use: Designed with clear graduation for quick and easy reading. Application: It is not only used for measuring interpupillary distance and frame distance, but also for goggles. Specification: Material: PVC Size Chart: 21cmx5.4cm/8.27inchx2.13inch Package Includes: 1 Piece Pupil Distance Ruler Note: Please allow slightly errors due to manual measurement and different monitors.

Material: Made of high quality PVC material, durable, wear resistant and scratch resistant. Features: Soft and flexible, not easy to break, lightweight, easy to carry. Design: Adjustable pupil meter measures pupil height and horizontal distance for the most comfortable fit. Ease of Use: Designed with clear graduation for quick and easy reading. Application: It is not only used for measuring interpupillary distance and frame distance, but also for goggles.