小型快速摄像头顶

Al-alloy outer cover,4 inch transparent back box, black opaque dome drive, integrated design Indoor surface mount, indoor/outdoor pendant installationAccurate motor driving,stable operation , without dithering and noises, little heat releaseHigh reliability, internal data never lost when power is off RS-485 feed back the orientation of pan& tiltThe Pan/tilt orientation displays and camera zoom displaysBuilt-in function menu, the function of camera and pan& tilt can be set. Powering on self-restoring style—users can assign the dome movement after powering on.Multi- automatic scan mode, the auto- scan speed can be set by build-in menuFunctions of video freeze, wide dynamic range and backlight compensationDay & night camera can be set into single color or single black mode according to the circumstance’s needChange speed proportionally--Pan/tilt speed and the depth of zoom lens decline proportionallyPattern track memory function, can record the preset transfer and all standard P/T/Z track 128 preset positions with precision error less than 0.05 0, preset target speed: 2500/sec for pan, 200 0/sec for tilt8 preset tour functions, Dwell time can be set to 5sec-60sec by menuVariable automatic tour speed can be set to 10-400/secpan control speed 0.10-1500/sec, tilt control speed 0.10-100 0/sec360°continuous pan rotation, with auto-flip function for tilt rotationEmbed in surge and lightning protector. SAMSUNG 10× SONY 10XSignal systemPAL/NTSCCCD1/4 inch interline transfer CCD1/4 Exview HAD CCDEffective Pixel752×582Horizontal resolution>480 TV LinesOptical zoom10x, f=3.8 to 38mm (F1.8)10x, f=4.2mm to 42mmIris CtrlAuto/ Manual firstFocus CtrlAuto/ Manual firstMinimum illuminationColor: 0.7Lux/F1.8(50IRE); B/W: 0.02 Lux/F1.8(540IRE)1.5 lx (typical) (F1.8, 50 Ire) Sync systeminner\external syncWhite BalanceAuto/ ManualShutter SpeedAuto/ ManualGain CtrlAuto/ ManualS/N Ratio50dBVideo OutputCVBS: 1.0Vp-p\75 ohmVBS, Y/C