How to Use the PLOT2D Keyword in ZPL

This article describes use of the PLOT2D keyword for generating graphical displays of 2D numerical data in Zemax. Examples are provided to demonstrate use of the keyword, and its application in creating through-focus PSF plots.                                                                         
 
 

Authored By: Sanjay Gangadhara

Published On: June 24, 2008


Exploring Non-Sequential Mode in OpticStudio

This article introduces prospective and new OpticStudio users to the Non-Sequential ray tracing capabilities of the software including:
 
  • Mixed/hybrid-mode
  • Source modeling
  • Complex geometry creation
  • Ray splitting, scattering
  • Detectors & analysis
  • Advanced features

 

 

 

Authored By: Akash Arora

Published On: October 8, 2014


Programming Custom Light Sources and Uniform Deviates

This article explains how to program custom light sources and uniform deviates.

Authored By: Jeff Casey of Rockfield Research Inc.

Published On: September 24, 2013


ZPL Macro for Scaling the Weight of a Range of Optimization Operands

This article introduces a quick and simple macro that can be used to scale the weighting of a range of optimization operands.
 

Authored By: Dan Hill

Published On: September 24, 2015


Zemax Diffractive Optical Element Sag Macro

This article explains how to measure the sag of a diffractive optical element using a sag macro in OpticStudio.

Authored By: Serhat Hasan ASLAN

Published On: June 24, 2015


How is Ln Different to Hn?

Question; Zemax supports both the Hn and Ln filter strings. How are these different, and when should I use one over the other?
 

Authored By: Mark Nicholson

Published On: September 25, 2009


How to Use the Tolerancing Cache

This article explains the benefits of the tolerancing cache feature.  This article also warns when it may be inappropriate to use this feature.
 

Authored By: Andrew Locke

Published On: May 7, 2007


Why is the Optical Performance Sometimes Different at the Image Surface Versus a Co-Located Surface?

This article explains why you may see different results at two co-located surfaces that are at the same location in space, when one of the surfaces is the image surface.

 

Authored By: Andrew Locke

Published On: December 25, 2015


Why Can I Not Place a Thermal Pickup on the Conic Constant?

On certain surface parameters, Zemax does not allow the placement of a thermal pickup solve. This article explains why.

Authored By: Nam-Hyong Kim

Published On: March 19, 2007


Why Are FFT and Huygens MTF Results Different on Tilted Image Surfaces?

An explanation of why FFT MTF and Huygens MTF yield different results in system with tilted image surfaces.

 

Published On: December 23, 2015


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