With 4,200 lumens brightness, 300,000:1 contrast ratio and 0.50:1 short-throw ratio, the compact Optoma GT1090HDR is designed for space-constrained environments. Input options include HDMI 2.0 and VGA.
The Optoma HZ39HDR is also HD 1080p and is specified at 4000 lumens and a 300,000:1 contrast ratio as well as Rec. 709 color coverage. In addition, it includes built-in vertical keystone correction and a 1.3x optical zoom.
The 3600 lumen 1080p Optoma HD28HDR is the high-end version of the new projectors. It features a built-in enhanced gaming mode that supports up to a 120Hz refresh rate and an ultra-fast 8.4ms response time for fast-paced gaming, as well as an integrated game display mode that boosts shadows and dark scenes for greater visibility of impending obstacles.
The Optoma HD28HDR also offers an HDMI 2.0 input with HDCP 2.2 connectivity for compatibility with 4K UHD and HDR video sources and HDMI-link support ensures smooth control of the projector and connected devices with a single remote.