描述

海康威視 DS-2DF8442I5XG1-EL(W)(Y) 是 DF8 系列 4MP 42 倍光學變焦 DarkFighter 激光網絡快球，激光照明最遠 500 米，具 150 dB 寬動態及人臉抓拍，IP67 及 IK10（玻璃窗除外）。香港防盜為安裝商及經銷商，規格以原廠為準。

HIKVISION DS-2DF8442I5XG1-EL(W)(Y)

DF8 Series 4MP 42X DarkFighter Laser Network Speed Dome

1/1.8″ Progressive Scan CMOS
High quality imaging with 4 MP resolution
Excellent low-light performance via DarkFighter 2.0 technology
Clear imaging against strong back light due to 150 dB AWDR technology
42 × optical zoom and 16 × digital zoom provide close up views over expansive areas
Expansive night view with up to 500 m laser distance
Water and dust resistant (IP67) and vandal proof (IK10) excluding glass window
Supports face capture to detect, capture, grade, and select faces in motion
Supports road traffic to detect vehicles

Camera
Image Sensor	1/1.8″ progressive scan CMOS
Min. Illumination	Color: 0.0003 Lux @ (F1.2, AGC ON), B/W: 0.0001 Lux @ (F1.2，AGC ON), 0 Lux with IR
Shutter Speed	1/1 s to 1/30,000 s
Slow Shutter	Yes
Day & Night	IR cut filter
Zoom	42x optical, 16x digital
Max. Resolution	2688 × 1520
Image
Image Parameters Switch	Yes
Image Settings	Saturation, brightness, contrast, sharpness, gain, and white balance adjustable by client software or web browser
Day/Night Switch	Day, night, auto, scheduled-switch
Image Enhancement	BLC, HLC, 3D DNR
Wide Dynamic Range (WDR)	150 dB WDR
Defog	Optical defog
Image Stabilization	Yes. Built-in gyroscope to improve EIS performance.
Regional Exposure	Yes
Regional Focus	Yes
Privacy Mask	Up to 24 masks, polygon region, mosaic mask, mask color configurable
SNR	≥ 52 dB
General
Vandal-proof Alarm	No
Heater	Yes
Wiper	Yes
De-icing	No
Demist	Yes
General Function	Mirror, password protection, watermark, IP address filter
Power	36 VDC (Max. 40 W, including max. 18 W for IR and max. 6 W for heater), Hi-PoE (Max. 40 W, including max. 18 W for IR and max. 6 W for heater)
Operating Condition	Temperature: -40°C to 70°C (-40°F to 158°F), Humidity: ≤ 95%
Dimension	⌀ 266 mm × 410 mm (⌀ 10.47″ × 16.14″)
Weight	Approx. 8 kg (17.64 lb.)