View and Download Optoma HD65 user manual online. 720p single chip 0.62” DLP projector. HD65 projector pdf manual download. Also for: Hd640. Get Optoma UHD65 PDF manuals and user guides, View all Optoma UHD65 manuals. Add to My Manuals Save this manual to your list of manualsUser manual. DLP® Projector precautions and maintenance as recommended in this user's guide. Please call Optoma before you send the unit for repair. The Optoma UHD65 can project 4K UHD images up to 140 inches, allowing viewers to sit as far as 10 feet away and still enjoy all 4K UHD pixels. Manual. View the manual for the Optoma UHD65 here, for free. This user manual comes under the category Video projectors and has been rated by 3 people with View online or download PDF (701 KB) Optoma UHD65 Owner's manual • UHD65 PDF manual download and more Optoma online manuals.