Can I Change the {Data} Folder?

This article explains how you can redirect your {Data} folder that Zemax OpticStudio creates on first use.


Authored By: Mark Nicholson

Published On: September 11, 2015

What is the Zexport.msg file?

This article explains what the Zexport.msg file is and what it is used for.


Authored By: Andrew Locke

Published On: August 24, 2006

What is this Knowledge Base For?

This article explains what the Knowledge Base is and what it is used for.

Authored By: Mark Nicholson

Published On: September 16, 2015

How is a MIRROR Without a Coating Handled?

Question: I have a MIRROR surface or object, but I have not defined a coating for it. How is its reflectivity accounted for?

Authored By: Mark Nicholson

Published On: August 20, 2015

How to Model Thermal Gradients in an Interferometer Cavity

This article shows how to model a linear thermal gradient in a double-pass system. The method can be easily extended to more complex gradients.

Authored By: Michael Pate

Published On: June 23, 2008

How to Design Afocal Systems

This article explains:
  • what an afocal system is
  • how to optimize such systems
  • how to get data from afocal systems in angular units
  • how to handle cylindrical systems
  • how to handle systems with multiple focal and afocal spaces

The article includes a zip archive containing sample files.



Authored By: Mark Nicholson

Published On: September 23, 2015

How to Ensure MATLAB Will Read Your Text File

This article explains what to do if MATLAB will not read your text file.

Authored By: Liz Gerrish and Alissa Wersal

Published On: August 26, 2015

Is My Key Under Current Support?

The article explains how to tell if your key is currently eligible for technical support and upgrades to OpticStudio software. 

It also explains how to update the support expiration, and what to do if it fails. 

Checking Your Support Expiry Date
Identify your license type before updating
If The Check For Updates Process Fails
Get Help Updating Your Support Expiration

Authored By: Mark Nicholson

Published On: December 12, 2016

How to Specify Fields for Non-Rotationally Symmetric Systems

This article explains how to assign appropriate weight for the on-axis field when specifying fields for non-rotationally symmetric systems.  


Authored By: Name-Hyong Kim

Published On: September 18, 2015

Fitting Index Data in Zemax

This article explains:
  • What to do if the material you wish to design with is not built in to Zemax
  • How to use the Glass Fitting Tool in Zemax
  • How to define Transmission Data


Authored By: Sanjay Gangadhara

Published On: May 2, 2008

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