| |||
| Christiansen-Filtern m; Dispersionsfilter n; Dispersionslichtfilter m | |||
| |||
| Streufilter n | |||
|
scattering filter : 4 phrases in 2 subjects |
| Medical appliances | 1 |
| Optics branch of physics | 3 |
| |||
| Christiansen-Filtern m; Dispersionsfilter n; Dispersionslichtfilter m | |||
| |||
| Streufilter n | |||
|
scattering filter : 4 phrases in 2 subjects |
| Medical appliances | 1 |
| Optics branch of physics | 3 |