Projector Ceiling Mount for Optoma EH412 EH412ST GT1080HDR HD27H HD29HST HD39HDR | eBay
Optoma EH412ST projector throw chart and tables from Ivojo Multimedia Ltd.
Beginner question // Thoughts on Optoma EH412ST : r/video_mapping
Optoma EH412ST - DLP projector - Prompt SIA
Optoma EH412ST 4,000 Lumens Short Throw 1080P HDR Projector - Golf Simulator Forum
Amazon.com: Optoma EH412ST Short Throw 1080P HDR Professional Projector | Super Bright 4000 Lumens | Business Presentations, Classrooms, or Meeting Rooms | 15,000 hour lamp life | Speaker Built In | Portable : Electronics