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| English | Japanese |
| coefficient of luminous intensity of a retroreflector | 光度係数 再帰反射 |
| spatial distribution of luminous intensity of a source | 配光 (はいこう) |
| effective intensity of a flashing light | 実効光度 せん光灯火の |
| high intensity discharge lamp | 高輝度放電ランプ (こう・きど・ほうでん・らんぷ) |
| high intensity discharge lamp | HIDランプ |
| iso-intensity curve | 等光度曲線 (とうこうときょくせん) |
| iso-intensity diagram | 等光度図 (とうこうどず) |
| iso-intensity line | 等光度曲線 (とうこうときょくせん) |
| luminous intensity of a source, in a given direction | 光度 (kōdo) |
| mean spherical luminous intensity of a source | 平均球面光度 (へいきん・きゅうめん・こうど) |
| photon intensity of a source, in a given direction | 光子強度 |
| rotationally symmetrical luminous intensity distribution of a source | 回転対称配光 |
| symmetrical luminous intensity distribution of a source | 対称配光 |