 |
| |||
| reticle (patterned chopping disk, which consists of opaque and transparent sections; if breaks up the incoming radiation and converts the incident d.c. signal into an a.c. signal; the reticle generates error signals and discriminates between large background sources and smaller target signals); chopper (disk; provides modulated light); chopping disk (wheel); rotating chopper wheel; rotating disk light chopper; slotted disk chopper | |||
| chopper disc; chopper disk | |||
|
Zerhackerscheibe : 1 短语, 1 学科 |
| 光学（物理学分支） | 1 |