Surfacing Vernier Caliper

Surfacing  Vernier Caliper
Wide Throat Surfacing Caliper. Nylon ball tips will not scratch lenses. Balance point is centered on cushioned grips. Accommodates lens blanks of over 90mm diameter and 22mm in thickness. 1/10mm graduation. Overall length is 9 3/4" with a throat depth of 47mm.

Visit 35.035 Caliper Instructions