国营西北光学仪器厂是光学仪器制造厂,光学玻璃冷加工是生产中的一个重要环节。过去光学玻璃冷加工的下料、粗磨等主要工序的工艺过程,全是照搬苏联的。尤其是粗磨工艺 The State-run Northwest Optical Instrument Factory is an optical instrument manufacturer. Optical glass cold-working is an important link in the production. In the past, optical glass cold processing of cutting, rough grinding and other major processes of the process, all copy the Soviet Union. In particular, rough grinding process