Standard Practice for Measuring Photometric Characteristics of Retroreflectors
NORMA vydaná dňa 10.6.2002
Designation standards: ASTM E809-02
Note: NEPLATNÁ
Publication date standards: 10.6.2002
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: American technical standard
Kategória: Technické normy ASTM
Keywords:
photometric, devices, measurements, ICS Number Code 17.180.20 (Colours and measurement of light)