It's enough to install a screen and place the projector underneath. You do not need to find the best place in the room, screw the bracket to the ceiling and do the calculations. Ultra-short throw laser projectors are a fairly new class of device that is quickly gaining popularity due to the convenience and ease of installation. In addition, it boasts high brightness, 4K resolution and HDR10 support. LG HU85LA is a high-end solution from LG, it is an ultra-short-focus projector which is placed directly under the projection screen at a distance of ten inches. LG HU85LA Ultra Short Throw 4K UHD Laser Smart Home Projector

There is also a 12 volt trigger output for projection screen opening and RS232. Two HDMI 2.0 and one audio output are placed at the rear panel of the projector for connecting the devices with USB 3.0 you can play files from removable storage devices besides, USB is available for powering smart devices or charging smartphones with current up to 2.5 Amer. The resource of the lamp in normal mode is 4000 hours, in SmartEco mode - up to 15000 hours. The contrast can reach the level of 30000:1. Its lamp has a brightness of 3000 lumens, which gives the product a good 'margin of safety' for working in a lit room and for watching 3D movies. It features a 0.47' DMD matrix with a resolution of 3840×2160. If you need a projector that supports 4K resolution and HDR 10, then the BenQ TK850 is your choice.

With high brightness, contrast, HDR and 3D support. BenQ TK850 is a top-of-the-line 4K home projector with DLP technology that can project a screen up to 300'.

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