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| optical image | |||
| image formed by a lens; optical representation | |||
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image optique : 23 phrases in 13 subjects |
| Automated equipment | 2 |
| Communications | 2 |
| Electronics | 3 |
| General | 1 |
| Health care | 1 |
| Industry | 2 |
| Information technology | 2 |
| Medical appliances | 1 |
| Metallurgy | 1 |
| Natural sciences | 1 |
| Nuclear physics | 1 |
| Patents | 5 |
| Statistics | 1 |