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- that students could interact with the phenomenon of
- diffraction and thereby come to understand it. The aperture
- and all the relevant physical parameters are very easy to
- change, so the student can easily answer the Ah! But what
- if...? question. This is, of course, exactly what is needed
- if one is to reach to a true understanding of the subject.
- The program allows you to transform the contents of the
- Screen and Aperture windows to bring out faint details. If
- you think of the window contents as a photograph, the
- overexposure factor corresponds to leaving the camera
- shutter open