Optoma ZK451 4K UHD Laser Projector Instructions
Optoma ZK451 4K UHD Laser Projector Specifications Display Technology: DLP® Resolution: 4K UHD (3840x2160) Brightness: 4,500 Lumens* Contrast ratio: 300,000:1 Contrast ratio (Dynamic): 2,000,000:1 Native aspect ratio: 16:9 Aspect ratio - compatible: 4:3, 16:9, 16:10, Full, Auto, Native Keystone correction…