监控摄像机镜头，百万高清精工镜头SV1040GNBIRMP SV1040GNBIRMP原装精工百万像素手动变焦10-40MM镜头，高清图像领导者。适用于工业机械，百万高清监控等要求高清的场所。 Model No SV1040GNBIRMP Image Format Cover 1/1.8" Focal Length 10-40mm Maximum Aperture Ratio F1.4 Iris Operation Direct Drive Iris Range F1.4- 360 Focus Operation Manual Focus Scale NEAR FAR Zoom Wide Manual Tele T W Angle Field of View (D×H×V 1/4 inch wide tele 1/3 inch Wide Tele 1/2 inch Wide 45.6°×35.5°×25.9° Tele 12.6°×10.3°×8° 2/3 inch Wide *** Tele *** 1 inch Wide *** Tele *** Minimum Object Distance 0.5m Back Focal Length 13.17-13.19mm Effective Diameter Front Rear Filter Screw Size *** Mount C Mechanical Dimension(D×L) ?45mm×?52mm×74.3mm Weight 222g Comments 1.3 Megapixel（1/2") IR