l 星光级照度(最低照度0.00015LUX) l 数码黑白高解像度 l 内同步/外同步/电源同步(可选) l 手动/自动快门 l 仪器专用型 参数指标 Specifications 型号Model Ok-204(S) IK-204 信号系统Signal system CCIR 图像传感器image sensor 1/2” Exview HAD CCD 有效像素Sensing area(pixel) 795(H)x596(V) 分辨率Resolution 580TVL 600TVL 最低照度Minimum illumination 0~0.00015 LuxF1.2 0~0.0005 LuxF1.2 扫描系统Scanning system 2:1interlace 信噪比S/N ratio Better than 56dB Better than 50dB 红外感应IR function 800~1050nm 增益控制Gain control Super36dB,AGC30dB 背光补偿Back light compensation ON/OFF 自动光圈Auto iris type DC/Video 伽码参数Gama Characteristic 0.45/1 同步系统Synchronizing System 内同步/电源同步Internal/Linelock 电源同步/内同步/外同步Linelock/internal/external 视频输出Video Output Composite output: 1.0Vp-p75Ω 镜头安装方式Mount C/CS 电源输入Power Supply AC85V~265V/AC 24V/DC 12V 功率消耗Power Consumption 5.0W 5.5W 工作温度Operating temperature -10℃~50℃ 尺寸Dimensions(H*W*L) 65x65x133mm 50x48x63mm 66x65x130mm 重量Weight 800g 230g 480g