20-60mm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 | 20~60mm | 连续变焦Continuous Zoom | ||
F/# | 1.0 | |||
波段/ Waveband | 8~12µm | |||
透过率/ Transmission | 80% | 8~12µm，average | ||
畸变/ Distortion | <10%(20mm) | <1% (60mm) | ||
后工作距离/ BWD | 10.3mm | Back Working Distance | ||
MTF / at 20cy/mm | >35% at all zoom positions | |||
调焦范围/ Focus Range | 1.5m~∞ (20mm) | 5m~∞ (60mm) | ||
调焦时间/ Focus Time | <5s | |||
变焦时间/ zoom Time | <3s | |||
变焦电压/ Zoom Voltage | DC6V (0.5A average) | |||
调焦电压/ Focus Voltage | DC6V (0.5A average) | |||
机械尺寸/ Dimensions | Φ101×L134mm | |||
重量/ Weight | 950g | |||
镜头控制/ Lens Control | 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 | 6.2°×4.7°~18.7°×14° | 640×480,17μm | 10.4°×7.8°~32°×23.6° | |
