Description Sets the focal length of a specific mirror in the associated FRED document.
Syntax SetMirrorFocalLen n, fl
Parameters n As Long Node number of the mirror.
fl As Double The new focal length for the mirror.
Remarks This subroutine sets the focal length of a specific mirror in the associated FRED document. If there is a problem the subroutine sets an error and returns without modifying the mirror.
See Also Examples
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