April 2016
Beginner to intermediate
272 pages
9h 10m
English
Content preview from Molded Optics
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6 Molded Optics: Design and Manufacture
© 2011 by Taylor & Francis Group, LLC
are no nodal planes. Unity angular magnication only occurs for rays aimed
toward the nodal points themselves.
The focal points occur at the axial location where rays, input parallel to
the system axis, cross the axis after passing through the system. Such a ray,
input to the front of the system, crosses the axis at the rear focal point, while
a ray parallel to the axis that enters the rear of the system crosses the axis
at the front focal point. Another way of viewing this is that rays entering
the system that pass through the front focal point exit the system paral ...
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