NA 027
DIN Standards Committee Optics and Precision Mechanics
Draft standard
[Withdrawn]
DIN 58766
DIN 58766
Production in optical engineering - Connection size for block for manufacturing of ophtalmic lenses - Diameter 43 mm
Title (German)
Optikfertigung - Anschlussmaße für Blockstücke zur Brillenglasfertigung - Durchmesser 43 mm