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| Vario-Objektiv m; Zoomobjektiv n | |||
| Gummilinse f (of variable focal length); Objektiv mit veränderlicher Brennweite (by means of internal movement of the lens components with respect to each other these lenses can be changed in effective focal length and thus vary the linear magnification); Objektiv veränderlicher Brennweite (by means of internal movement of the lens components with respect to each other these lenses can be changed in effective focal length and thus vary the linear magnification) | |||
| Transfokator m; pankratisches System | |||
| Gummilinse f | |||
| Linse mit veränderlichem Fokus; Varioptik f; Zoom-Linse m | |||
| Zoomlinse f | |||
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| Zoom-Objektiv m | |||
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| Varioobjektiv n (providing a continuous range of magnification) | |||
| zoom lens: 8 短语, 1 学科 |
| 光学（物理学分支） | 8 |