JIS B 7431:1977
Current
The latest, up-to-date edition.
Optical parallels
Hardcopy , PDF
Japanese, English
01-02-1977
This Japanese Industrial Standard specifies the optical parallels made of transparent glass having parallel and flat measuring surface to be used for measurement of flatness and parallelism by optical wave interference, hereinafter referred to as the "parallels".
DocumentType |
Standard
|
Pages |
0
|
PublisherName |
Japanese Standards Association
|
Status |
Current
|
Reaffirmed 2016
JIS B 7502:1994 | Micrometer callipers |
JIS B 7544:1994 | Depth micrometers |
JIS B 7520:1981 | Indicating micrometers |
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