howto:select_the_correct_pinhole_size
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howto:select_the_correct_pinhole_size [2015/09/11 15:20] – admin | howto:select_the_correct_pinhole_size [2015/09/11 15:22] – 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 Airy disc at the position of the pinhole: | + | The pinhole size should be slightly bigger than the image of the [[https:// |
$$d_{Airy} = (1.22 * lambda / N.A.) * M$$ | $$d_{Airy} = (1.22 * lambda / N.A.) * M$$ |
howto/select_the_correct_pinhole_size.txt · Last modified: 2015/09/11 15:24 by admin