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| Lichtmodulator m (imposing on a light beam a phase modulation in time and space) | |||
| Lichtmodulator m; Lichtsteuergerät n | |||
| Lichtregler m; Lichtrelais n; Lichtsteuergeraet n | |||
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light modulator : 4 phrases in 2 subjects |
| Communications | 1 |
| Optics branch of physics | 3 |