visual presenter 2800HV
The optical part lens F1.4 ~2.6, f =3.9~85mm
display area maximum 260 × 210 mm
Zoom 22x optical zoom 10x digital zoom
Focus Auto / Manual
Iris Auto / Manual
Imaging system imaging element 1/3 ‘‘ 3.2 million-pixel color image sensor
Total pixel 1920(H)×1080(V)
Brightness decomposition force ≥850TV line
Identification of brightness level ≥10 level
Refresh rate 25 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 × 1
Audio RCAsocket × 1,¢3.5㎜stereo×2
Microphone ¢6.35 socket × 1 ( -60dB 600Ω)
RS-232 D-SUB 9-pin socket × 1
Output terminal RGB D-SUB 15-pin socket × 2
HDMI high-definition interface (optional) HDMI ×1
USB standard USB2.0 × 1
Composite video RCA socket × 1(switching output)
S-Video mini DIN 4-socket × 1 (switching output)
Audio &162; 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℃ ~ 40℃
Dimension Length ×Width× Height Unfolded: 450×370×500mm
Folded: 482×370×114mm