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| оптоэлектронный | |||
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| оптико-электронный | |||
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| оптическая электроника | |||
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optical/electronic : 31 phrases in 10 subjects |
| Acoustics | 2 |
| Automated equipment | 1 |
| Cartography | 1 |
| General | 1 |
| Makarov | 3 |
| Military | 15 |
| Radioengineering | 1 |
| Technology | 4 |
| Telecommunications | 1 |
| Trade classification | 2 |