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| transfocator; variable focus lens; variable-focal-length lens; zoom lens | |||
| pancratic lens system | |||
| continuously variable zoom system; variable-power optical system; pancratic system; zoom system (it provides a means of continuously varying the total microscope magnification) | |||
| pankratisches System: 4 Phrasen in 2 Thematiken |
| Allgemeine Lexik | 1 |
| Optik | 3 |