Left3-disabled
Right3-enabled
 
HD digital Visual Presenter BL-2800HU
Specification
The optical part lens F1.4 ~2.6, f =3.9~85mm
display area maximum&160;260&160;× 210 mm
Zoom 10x optical zoom 10x digital zoom
Focus Auto / Manual
Iris Auto / Manual
Imaging system imaging element 1/2.5‘‘ 800 million-pixel color image sensor
Total pixel 1920(H)×1080(V)
Brightness decomposition force ≥1000TV line
Identification of brightness level ≥10 level
Refresh rate 30 frames / second refresh rate of 60Hz XGA, 720P, SXGA, 1080P
SNR 50dB or more
White balance manual / automatic activation
Frequency of signal output format H: (48.4/60±0.25)KHZ
V: (60/75±0.2)HZ
Video System composite video 1V ± 0.2Vp-p 75Ω
Audio -10dB 10KΩ以上
Lighting section Auxiliary light 1W ,LED×2
Bottom light 1W ,LED×1
Uniform illumination of the light box ≥80%
Input Selection RGB switch Internal / external RGB1 and audio / external RGB2 and audio 2
Input terminal RGB D-SUB 15-pin socket×2
Composite video RCAsocket&160;×&160;1
Audio RCAsocket&160;×&160;1,￠3.5㎜stereo×2
Microphone ￠6.35 socket&160;&160;× 1 ( -60dB&160; 600Ω)
RS-232 D-SUB 9-pin socket&160;×&160;1
Output terminal RGB&160; D-SUB 15-pin socket&160;×&160;2
HDMI high-definition interface HDMI ×1(optional)
USB standard USB2.0 × 1
Composite video RCA socket&160;×&160;1(switching output)
S-Video mini DIN 4-socket × 1 (switching output)
Audio ￠ 3.5㎜ stereo × 1
Digital image processing function Positive / negative, color / black and white conversion, image freeze, image comparison, image flip, text
Control mode control panel, remote control, RS-232 control software
Use of the environment Power supply DC12V,2A
Power consumption ≤24W
temperature 0℃&160;～ 40℃
Dimension Length ×Width× Height Unfolded: 450×370×500mm
Folded: 482×370×114mm