• Built-in infrared LED, may work under zero degree of illumination environment • 6-22mm Vari-focal Manual Iris IR Lens. • New special housing design, External lens adjustment • Lens focus and zoom are adjusted from outside by the button back of the camera • The infrared project distance is between 65~80 meters (210 ~ 265 ft) • Using waterproof metal crust (IP67 standard) • Automatic backlight compensatory function • Automatic tracking white balance Model Name | GS252 | | Pick-Up Device | 1/3" interline Sony SUPPER HAD color CCD | | Number of Pixels | NTSC :510x492,PAL:500x582 | | System of Signal | NTSC/PAL | | Horizontal Resolution | 420TV Lines | | Picture Elements | NTSC: Approximately 250K / PAL: Approximately 290K | | Lens | C/CS Interface (6-22mm IR Manual Lens) | | Image Signal Process | Digital Signal Processing System | | Auto Electronic Shutter | 1/50(1/60)~1/100,000sec | | White Balance | Auto | | S/N Ratio | >48db | | Gamma Correction | >0.45 | | Operation Temperature | -20°C~50°C (-4°F ~ 122°F) | | Sync System | Internal | | Video Output | 1Vpp/75Ω | | Power Source Supply | 12VDC(+/~10%) | | Weight | Approx. 3.1 lb | | Dimension | 186(W)x101 (H)x95 (D) mm |
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