The business end of a Vernier caliper. The Vernier scale is on the lower part of the sliding jaw. A Vernier caliper is a graduated sliding clamp usually over 150mm long, with a Vernier scale that ...

Read the main scale value to the left of the zero mark on the vernier scale. Find the line on the vernier scale that aligns perfectly with a line on the main scale. The value on the vernier scale ...