GB/T 1205-1975 stipulates the relevant requirements for the minimum film thickness of the edge and center of the lens. The standard specifies the technical indicators of the minimum film thickness of the lens at the edge and center, provides specifications for the production and manufacture of the lens, ensures that the lens meets the needs of Optical Property and use, helps to unify product specifications, and plays an important guiding role in the production of Optical inspection products, mass inspection and other links to ensure the conformity and reliability of the lens mass.
| Status | Abolish |
|---|---|
| CCS | N30 | ICS | 37.020 |
| Release Date | 1975-06-05 00:00:00 | Implementation Date | 1976-01-01 00:00:00 |