
State system for ensuring the uniformity of measurements. State verification schedule for instruments measuring surface flatness parameters of optical surfaces up to 200 mm
NORMA vydána dne 1.9.2018
Designation standards: GOST 8.661-2018
Note: NEPLATNÁ
Publication date standards: 1.9.2018
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST
Implemented changes and corrections:
Amd. 6.22