BenQ LW820ST

Weight: 56 kg
Depth: 272 mm
Brand: BenQ
Description: Purpose: office, projector resolution: 640x480, max. diagonal image size: up to 5 m, luminous flux: up to 1000 lm, technology: LCoS, connectors and interfaces: USB Type-B, RCA audio input, composite video input, features: card�
Width: 410
Height: 158
Peculiarities: Speakers
Additional Information: MHL support; additionally: interactive module
Type: Stationary
Connectors and interfaces: Ethernet, RS-232, USB Type-A, USB Type-B, HDMI input x 2, S-Video input, VGA input, RCA audio input, mini jack 3.5 mm audio input, composite video input, component video input
Purpose: For office
Noise level: 33 dB
Contrast: 100000:1
Max. frame frequency: 120 Hz
Number of built-in speakers: 1
Technology: DLP
Lamp type: Laser Phosphor
Light flow: 3600 lm
Number of LCD/DMD panels: 1
Projector resolution: 1280x800
Image aspect ratio: 8:5
Image functions and options: 3D, keystone correction
Power per speaker: 10 W
F-number F, max: 2.79
Aperture number F, min: 2.79
Max. ratio of distance to image size: 0.52
Max. diagonal size: 3.05 m
Max. line frequency: 102 kHz
Min. ratio of distance to image size: 0.52
Min. diagonal size: 1.52 m
Min. vertical frequency: 23 Hz
Min. horizontal frequency: 15 kHz
Focal length max.: 7.46 mm
Focal length min.: 7.46 mm
Lamp life: 20000 h
Keystone correction type: Vertical