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December 20, 2014

Homework Help: physics

Posted by Can anyone help me on this question please? on Tuesday, October 23, 2012 at 12:44pm.

State the surface powers required to produce the following lenses with +6.25D front curves.
a. -0.50 DS
b. +0.50 DS
c. +1.75 DS


Is a= -6.75D?
b= -5.75D?
c= -4.75D?

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