| English | eng-000 |
| optical power | |
| 普通话 | cmn-000 | 光功率 |
| 普通话 | cmn-000 | 光强度 |
| ελληνικά | ell-000 | οπτική ισχύς |
| English | eng-000 | intensity of light |
| English | eng-000 | light intensity |
| English | eng-000 | light power |
| English | eng-000 | luminous intensity |
| English | eng-000 | luminous power |
| русский | rus-000 | мощность оптического излучения |
| русский | rus-000 | оптическая мощность |