NEN-EN-ISO 11381
Optics and optical instruments - Ophthalmic optics - Screw threads
inactive
| Organization: | NEN |
| Publication Date: | 1 June 1996 |
| Status: | inactive |
| Page Count: | 12 |
| ICS Code (Ophthalmic equipment): | 11.040.70 |
scope:
Specifies requirements for ISO metric screw threads for use with spectacle frames.
Document History
October 1, 2016
Ophthalmic optics - Spectacle frames - Screw threads
NEN-EN-ISO 11381 specifies requirements for ISO metric screw threads for use with spectacle frames. Provision is made for screw threads of the following nominal sizes: S0,8 × 0,2; M1,0 × 0,25; M1,2 ×...
NEN-EN-ISO 11381
June 1, 1996
Optics and optical instruments - Ophthalmic optics - Screw threads
Specifies requirements for ISO metric screw threads for use with spectacle frames.