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continuously variable zoom system; variable-power optical system; pancratic system; zoom system (it provides a means of continuously varying the total microscope magnification) | |||
transfocator; variable focus lens; variable-focal-length lens; zoom lens | |||
pancratic lens system |
pankratisches System: 4 צירופים, 2 נושאים |
אופטיקה ענף פיזיקה | 3 |
כללי | 1 |