ISO 11381:1994
Optics and optical instruments - Ophthalmic optics - Screw threads

Standard No.

ISO 11381:1994

Release Date

1994

Published By

International Organization for Standardization (ISO)

Status

Be replaced

Replace By

ISO 11381:2016

Latest

ISO 11381:2016

Scope

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 * 0,25, M1,4 * 0,3, M1,6 * 0,35 and M2,0 * 0,4, and for related taps and gauges (in accordance with ISO 529 and ISO 1502).

ISO 11381:1994 history

• 2016 ISO 11381:2016 Ophthalmic optics - Spectacle frames - Screw threads
• 1994 ISO 11381:1994 Optics and optical instruments - Ophthalmic optics - Screw threads