2023 Illumination Contest – Due April 17

The Unicorn’s Horn By Sir William Castley, Sir Julius Music des Week, Sir Henning the Wren, Sir John of Kosh, and Lady Lien of StarsThe Illumination Guild ABSTRACT The evil sorcerer Étendue has returned. He has teleported the unicorn to the Land of Unity and separated the unicorn’s horn. The Kingdom of Lambert will wither Read More …

2021 Illumination Design Problem – FAQ

The Curse of Prince Lambert Frequently Asked Questions and Problem Clarifications Q. What should I do if my software does not support tm25? A. Please contact your vendor and ask them to contact the illumination guild (illuminationguild@iodc.org).  The guild will work with the vendor to provide a file that you can use. Q. Why do Read More …

The 2021 IODC Shafer Cup Competition

The Down Under Lens Background All lens designers “up here” (north of the equator) know that light travels from left to right. However, what is not well known is that “down under” (south of the equator), light travels from right to left. This causes problems if a design prescription done “up here” is sent “down Read More …

The 2021 IODC Shafer Cup Competition – FAQ

The Down Under Lens Frequently Asked (and Unasked) Questions Q.    Does light really go from right to left south of the equator? A.    No, but the concept makes for an interesting Lens Design Problem. Q.    Do lens designers south of the equator really use a coordinate system going from right to left? A.    No, but Read More …

Submssion Guidelines for the IODC proceedings

Deadline: 13 July 2017 IODC Authors presenting accepted papers are encouraged to submit an expanded Technical Proceedings paper that will be published and mailed to IODC registrants after the Congress.  Visit the links below for complete information. Author Submission & Chair Review System Format Your Manuscript and Sample Templates SPIE Copyright The cost of the Read More …

2017 Lens Design Problem

The 2017 IODC Shafer Cup Competition The Centennial Lens 2016 is the 100th anniversary of the Optical Society of America – its Centennial year. To celebrate this, the 2017 IODC Lens Design Problem (announced in 2016) has a centennial theme. The problem is to design a lens which includes a “100 lens” somewhere within the Read More …

2017 Illumination Problem

The 2017 IODC Illumination Problem The Centennial Illuminator   Problem Description 2016 is the 100th anniversary of the Optical Society of America – its Centennial year. To celebrate this, the 2017 IODC Illumination Design Problem (announced in 2016) has a centennial theme. The problem is to create an emissive ‘100’ logo for the anniversary.  We Read More …