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Re: ray tracing assumptions




In the meantime,
you might want to look at page seven of a talk I gave at AAPT
several years ago. The materials are avilable at

<http://www.csupomona.edu/~ajm/professional/talks/insandouts.pdf>

John Mallinckrodt mailto:ajm@csupomona.edu
Cal Poly Pomona http://www.csupomona.edu/~ajm


Thank you, John. Page seven is EXACTLY the student conceptual issue
I'm dealing with and I now understand what you have been saying -- I
see the light and believe I can explain it better now.

Wolfgang