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Optics for Engineers
book

Optics for Engineers

by Charles A. DiMarzio
August 2011
Intermediate to advanced content levelIntermediate to advanced
564 pages
20h 45m
English
CRC Press
Content preview from Optics for Engineers
BASIC GEOMETRIC OPTICS 55
is convenient for the lensmaker. In a biconvex lens, the same tool is used for both sides, so it
could be convenient for the signs to be the same. However, we will continue with the conven-
tion that a surface with a positive radius of curvature is convex toward the source. The sign
convention has been the source of many errors in specifying lenses. A diagram is often useful
in communicating with vendors whenever any ambiguity is possible.
We still need to determine the magnication. For the thin lens, a ray from the tip of the
object arrow in Figure 2.17 to the tip of the image arrow will be a straight line. By similar
triangles, ...
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Publisher Resources

ISBN: 9781439807255