use a vernier caliper to measure nm?

来源: 于 2026-01-19 08:36:13 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

the best vernier caliper in the world has a precision of 0.001mm, most of them are in 0.01mm.

but 1nm = 0.000001 mm.