Setting up a microscope. Student adjusting an optical microscope before use. Here they are using the coarse focusing wheel to adjust the initial focus. The fine focusing wheel can then be used to fine tune the focus until the sample on the slide can be seen clearly | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Trevor Clifford Photography |
Bildgröße: | 2649 px × 3957 px |
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Eigentums-Rechte: | nicht erforderlich |
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