Dan Hill
Dan Hill is a former employee of ZEMAX Development Corporation. During his time here, Dan assisted ZEMAX users from around the world, and was an instructor for our short courses on optical design and the use of ZEMAX. Currently, Dan works as an Optical Engineer for Orb Optronix (www.OrbOptronix.com), specializing in optical product development for a wide range of applications.
Articles by this Author
How to Show Exported Rays in SolidWorks
- By Dan Hill
- Published 2 August 2007
- CAD Exchange
-
Rating:
ZEMAX exports ray information into IGES, STEP and SAT CAD file formats, however SolidWorks™ does not read this information in by default. This article describes how to get SolidWorks to show the rays inside the exported data files.
Docking Station Issues
- By Dan Hill
- Published 30 July 2007
- Installation and Troubleshooting
-
Rating:
This article highlights the solution to problems encountered with the parallel type ZEMAX keys and docking stations.
How To Locate Geometry Errors Part II - Design Examples
- By Dan Hill
- Published 18 May 2007
- Error Messages
-
Rating:
This article serves as part II of the articles on Geometry Errors (Error 10561).
This article is accompanied by a ZIP archive containing sample files which demonstrate some of the more common geometry errors. The ZIP file may be downloaded from the last page of the article.
This article is accompanied by a ZIP archive containing sample files which demonstrate some of the more common geometry errors. The ZIP file may be downloaded from the last page of the article.
How To Return the Index of Refraction at a Specific Wavelength
- By Dan Hill
- Published 16 May 2007
- Glass and Refractive Index
-
Rating:
This article describes the different ways to return index data in ZEMAX.
This article introduces a quick and simple macro that can be used to scale the weighting of a range of optimization operands.
What Is Polynomial Sensitivity Tolerancing?
- By Dan Hill
- Published 6 May 2007
- Tips & Tricks
-
Rating:
This article demonstrates how to use polynomial fits to speed up tolerancing.
How To Convert FWHM Measurements to 1/e Squared
- By Dan Hill
- Published 4 April 2007
- Physical Optics , Frequently Asked Questions
-
Rating:
Sometimes, manufacturers provide Gaussian beam data as FWHM measurements. This article describes how to convert FWHM measurements to 1 over e squared measurements, which are used by ZEMAX.
This article is also available in Japanese.
This article describes how to change the settings of a graphic window via the MODIFYSETTINGS ZPL keyword.
Why is the Nominal Criteria Different From the Value Reported Elsewhere?
- By Dan Hill
- Published 21 March 2007
- Tips & Tricks , Frequently Asked Questions
-
Rating:
Question: Why is the nominal criteria in the tolerance output different from the value which is reported elsewhere in ZEMAX, such as the merit function or an analysis feature?
Can I Define a Background Material Other Than Air?
- By Dan Hill
- Published 19 October 2006
- Objects , Frequently Asked Questions
-
Rating:
This article explains:
- How to create a "background" material in both pure NSC and in mixed mode.