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| modulation grid | |||
| patterned chopping disk; chopper disk; chopping wheel; reticle (patterned chopping disk, which consists of opaque and transparent sections; it breaks up the incoming radiation and converts the incident dc signal into an ac signal; the reticle generates error signals and discriminates between large background sources and smaller target signals) | |||
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Modulationsscheibe : 2 Phrasen in 1 Thematik |
| Optik | 2 |