howto:select_the_correct_pinhole_size
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| howto:select_the_correct_pinhole_size [2015/09/11 15:22] – admin | howto:select_the_correct_pinhole_size [2015/09/11 15:24] (current) – admin | ||
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| ====== How-to select the correct pinhole size ====== | ====== How-to select the correct pinhole size ====== | ||
| - | The pinhole size should be slightly bigger than the image of the [[https:// | + | The pinhole size should be slightly bigger than the image of the [[wp>Airy Disc]] at the position of the pinhole: |
| $$d_{Airy} = (1.22 * lambda / N.A.) * M$$ | $$d_{Airy} = (1.22 * lambda / N.A.) * M$$ | ||
howto/select_the_correct_pinhole_size.txt · Last modified: 2015/09/11 15:24 by admin