12-120mm红外热成像变焦镜头采用锗玻璃制成，一般与热成像探测器、云台、可见光一体机机芯或者长焦监控镜头集成热成像云台摄像机，适用于反无人机跟踪监控、边海防、高空瞭望、森林防火、石油电力等场所。
项目/ Item | 数值/ Value | 说明/ Remark | |||
焦距/ Focal Length | 12~120mm | 连续变焦Continuous Zoom | |||
F/# | 1.2 | ||||
波段/ Waveband | 8~12μm | ||||
透过率/ Transmission | 80% | 8~12μm，average | |||
畸变/ Distortion | <27%(12mm) | <1% (120mm) | |||
后工作距离/ BWD | 15mm | Back Working Distance | |||
MTF / at 20cy/mm | >35% at all zoom positions | ||||
调焦范围/ Focus Range | 1m~∞ (12mm) | 12m~∞ (120mm) | |||
调焦时间/ Focus Time | <10s | ||||
变焦时间/ zoom Time | <7s | ||||
驱动电压/ Drive Voltage | DC6V (0.5A average) | ||||
机械尺寸/ Dimensions | Φ150×L238mm | ||||
重量/ Weight | 2.63kg | ||||
镜头控制/ Lens Control | RS485 | 可定制Upon Request | |||
密封等级/ Sealing | IP67 | Front Lens | |||
工作温度/ Working Temperature | -20℃~+60℃ | ||||
存储温度/ Storage Temperature | -45℃~+85℃ | ||||
探测器及视场角/ Detector and FOV | |||||
384×288,17μm | 3.1°×2.3°~25.2°×18.8° | 640×480,17μm | 5.2°×3.9°~43.2°×31.8° | ||
