Optoma ZH451ST Full HD Laser Projector, 4200 Lumens, Short Throw DLP Projector, 1080p, HDR10, 300000 to 1 Contrast, Golf Simulator, Business, Education, White | ZH451ST

ZH451ST The ZH451ST is Optoma's most compact Full HD 1080p DuraCore laser projector to date. Built for immersive simulator bays and conference rooms with tight installation spaces, the ZH451ST's short-throw design lets you place it just feet from the wall — keeping spaces open and presentations impact-ready. RS232 control and a built-in speaker round out a setup that's as practical as it is powerful. Powered by DuraCore laser technology, it delivers 4,200 lumens* of vivid, consistent image performance for up to 30,000 hours of maintenance-free, mercury-free operation. An external power supply further enhances reliability and energy efficiency. Specifications Display Technology DLP® Native Resolution 1080p Full HD (1920 × 1080) Brightness 4,200 lumens Contrast Ratio 300,000:1 Native Aspect Ratio 16:9 Supported Aspect Ratios 4:3, 16:9, 16:10 Horizontal Keystone Correction ±15° Vertical Keystone Correction ±15° Displayable Colors 1.073 billion (30-bit) Horizontal Scan Rate 15 ~ 135 kHz Vertical Scan Rate 24 ~ 120 Hz Uniformity 75% Projection Screen Size 36" ~ 300" diagonal