Tfx Command
(requires ENG access)
foc sensor [<Start LPos> <End Lpos> <Step size> <Sample size>]

Variables Start LPos The starting lens position for the measurements.
End Lpos The final lens position for the measurements.
Step size The lens position step size between data points.
Sample size The number of samples taken and averaged at each lens position.

Description This command measures and displays the focus sensor data over a range of lens positions. The data displayed is as follows:

<Lens Position in microns> <PSD Sum> <PSD Difference> <Focus Error>

If no parameters are entered the defaults are:

  • <Start LPos> = -100 microns
  • <End LPos> = 100 microns
  • <Step size> = 5 microns
  • <Sample size = 1000

Applies to: TFX THERMAL2
Access: ENG
Modified: Thu Aug 30 16:23:11 2007
Updated: Thu Jul 17 02:31:30 2008
Module: FOC