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单词 photometric bench
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photometric bench
photometric bench n. = photometer bench n. at photometer n. Compounds.
ΚΠ
1894 G. W. Patterson & M. R. Patterson tr. A. Palaz Treat. Industr. Photometry iv. 178 The photometric bench is an optical bench strongly and carefully constructed.
1966 Large & Wilman in H. Hewitt & A. S. Vause Lamps & Lighting vii. 89 Where measurements involving direction and distance are concerned a photometric bench is required.
2001 Jrnl. Res. National Inst. Standards & Technol. (Nexis) 1 Jan. 151 A schematic drawing of the major features of the photometric bench that is used to maintain the NIST candela scale.
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