Description

This command sets the stop surface semi-aperture to meet the image space numerical aperture entered into the Image Space Numerical Aperture dialog box.  This command does not affect the FRED model, it only affects the paraxial raytrace calculations.

Navigation

The Image Numerical Aperture command is accessed by right mouse clicking in the Paraxial Analysis dialog box.

Related Topics

Auto Select Aperture Stop

Construction

Image Semi-field Angle

Image Working F/#

Make Aperture Stop

Object Numerical Aperture

Object Semi-field Angle

Object Working F/#

Paraxial Trace

System Info

Third Order Analysis