Документ-камера Visualizer

Document camera Technical Specifications Model2800HV 2800SD 2800SV Optical partslensF1.6 -- F3.2, f=3.9 –85.5mm F1.6 -- F3.2, f=3.9 – 85.8mm F1.6 -- F3.2, f=3.9 – 85,8mm Display areamaximum 380×270 mm maximum 380×270 mm maximum 380×270 mm ZoomOptical 22 times, digital 8 times Optical 22 times, digital 8 times Optical 22 times, digital 8 times FocusAutomatic Automatic Automatic ApertureAutomatic Automatic Automatic Video systemCamera1 / 4 "CCD Colorful 1 / 4 " CMOS Colorful 1 / 4 " CMOS Colorful Actual Pixels800,000 1,300,000 1,300,000 Horizontal Definition480TV line 650TV line 650TV line SNR52 52 52 White balanceAutomatic Automatic Automatic Image processing functionsPositive/ Negative, Brightness adjustment, Image freeze, Mirror, Colorful/ Black and White, Divide Screen, Text / Image Mode, Capture, 8 image storage(can’t save after power off) Positive/ Negative, Brightness adjustment, Image freeze, Mirror, Colorful/ Black and White, Divide Screen(image split) Text / Image Mode, Capture, 64 image storage (save after power off) Positive/ Negative, Brightness adjustment, Image freeze, Mirror, Colorful/ Black and White, Divide Screen(image split) Text / Image Mode, Lighting partsAssistant lightLED Light 1.5W*2 LED Light 1.5W*2 LED Light 1.5W*2 Back lightLED Light 4W LED Light 4W LED Light 4W Input portVGA *2Yes Yes Yes PC-Audio*2Yes Yes Yes MICOptional Optional Optional Output portVGA*2Yes Yes Yes VideoYes Yes Yes PC-Audio*2Yes Yes Yes S-VideoYes Yes Yes USBNone Yes None Control mannerControl panel Yes Yes Yes remote control Optional Optional Optional USB control None None None RS-232 control Yes Yes Yes Use environmentpower supplyDC 12V DC 12V DC 12V Power consumption≤30W ≤30W ≤30W