Item #: Native Resolution: Horizontal Resolution: Supported Resolutions: Video Compatibility: Inputs: Brightness (ANSI Lumens): Canon Exclusive: Zoom: Projection Lens: Screen Size: Contrast Ratio: Lamp: Digital Keystone: Uniformity: Wireless Remote: RS-232: Memory Card Support: Audio Speaker: Regional Power Voltage: Weight: Dimension (WxHxD): Warranty: Other Note: sssss: Optical System: Coating: Aperture: Effective Aperature: Aperture: Uses: Diameter: Diameter of Secondary: Diameter of Diagonal: Secondary: Corrector Assembly: Focal Length: Focal Length w/ flattener: Focal Ratio: Focal Ratio w/ flattener: Light Grasp: Resolution: Limiting Magnitude: Image Circle: Stellar Images: Photo Field: Reducer: Tube Diameter: Diameter of Main Tube: Tube Length: Total Length of Main Tube: Weight: Total weight of Main Tube: Finder Scope: Backfocus from end of OTA: Diameter of dew shield: Dew shield: Main Tube Material: Film Formats Usable: