- A short demonstration video (≤ 8 minutes, 16:9) is required for all participants
- A photo of the contestant with the built machine is required
- Additional technical materials apply to the Professional division only
See the full submission checklist All participants must submit a short demonstration video (8 minutes maximum, 16:9) and a photo with the completed machine. Professional Division participants must also submit the required technical materials.
In addition, every participant must publish at least one project update or the completed competition video in the Global DIY Fiber Laser Facebook Group and include #TheThirdDIYFiberLaserCompetition. Complete the Facebook publication by October 7, 2026, then paste the public Facebook post URL into the official Google Form.
Facebook publication is required in addition to - not instead of - the official Google Form submission.