Spherometer Brass

Description

Specification: Brass dial head 40 mm diameter with stainless steel screw 0.5 mm or 0.1 mm pitch, head divided in 100 divisions, reading to .001 mm or .005 mm & registering on vertical scale 10-0-10 mm frame with feet of stainless steel on p.c.d. of 46 mm. Separation approx. 40 mm.