| English | eng-000 |
| photovalve | |
| 普通话 | cmn-000 | 光电元件 |
| 普通话 | cmn-000 | 光电管 |
| English | eng-000 | electric cell |
| English | eng-000 | electric eye |
| English | eng-000 | electro-optical tube |
| English | eng-000 | light-sensitive tube |
| English | eng-000 | photocell |
| English | eng-000 | photoelectric tube |
| English | eng-000 | photoelectrical cell |
| English | eng-000 | photoelement |
| English | eng-000 | photosensitive cell |
| English | eng-000 | phototube |
| English | eng-000 | solar-cell |