ISO 3157:1991
International Standard
Historical
·
Approved on
07 November 1991
Radioluminescence for time measurement instruments — Specifications
ISO 3157:1991 Files
English
6 Pages
Historical
30.51 OMR
ISO 3157:1991 Scope
Specifies requirements and test methods for the optical, mechanical and radioactive characteristics of radioluminescent deposits fixed on instruments. This second edition cancels and replaces the first edition (1975). Annex A is for information only.
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