| photometer | (n) เครื่องวัดความสว่าง |
| photometer | ๑. มาตรแสง๒. มาตรความไวแสงของตา [แพทยศาสตร์ ๖ ส.ค. ๒๕๔๔] |
| photometer |
| photometer | |
| photometers |
| photometer | (n) measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source |
| Photometer | n. [ Photo- + -meter: cf. F. photomètre. ] (Physics) An instrument for measuring the intensity of light, or, more especially, for comparing the relative intensities of different lights, or their relative illuminating power. [ 1913 Webster ] |
| 光度計 | [こうどけい, koudokei] (n) photometer [Add to Longdo] |
| 測光器 | [そっこうき, sokkouki] (n) photometer [Add to Longdo] |
| 分光光度計 | [ぶんこうこうどけい, bunkoukoudokei] (n) spectrophotometer [Add to Longdo] |
| Photometer { n } | photometer [Add to Longdo] |