Precision Optical Lens Thickness Gauge - Digital Caliper for Eyeglasses, Watch Glass & Lens Measurement - Perfect for Opticians, Watchmakers & DIY Enthusiasts

DESCRIPTION thickness clock, thickness gauge1Can be used to gauge the thickness of the glasses lens and other material lens.2.Handheld measurement, portable, convenient operation, high precision instrumentation.3.Test range 0-10mm, precision 0.05mm, Throat width 45mm.4.Clock diameter 60mm, net weight 75g.