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Answer to Question #69251 in Optics for Okey

Question #69251
A concave lens of f=50 is made of material of nr for red lights is 1.640 and nb for
blue light is 1.658.It is then combined with a convex lens of dispersive power
0.0172 to form an achromatic doublet, determination the focal length of the
achromatic lens
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11.07.17, 12:20

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11.07.17, 11:56


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