2.Features：
large caliber long focal length( long focal length is 750mm, Effective caliber long focal length is 190mm) super long working distance, detecting vehicle targets at 18Km(Standard atmospheric conditions) High spatial resolution l Large zoom ratio, with 4× optical zoom, 2× electronic zoom Narrow/wide field of view switching for fast discovery/recognition of targets (switching time 1.5s) Modular design, each module is connected through a specific interface, which ensures the system's good maintainability. 360° search Multi-preset automatic inspection
| Detector: | 640x512 cooled focal plane detection module |
| working wave band: | 3～5um |
| Maximum working distance(Visibility is greater than 15km, visibility distance is greater than 18km, ambient temperature (25±5)℃, relative humidity is less than 60%, target background temperature difference△T=3～5K) | |
| For vehicle（2.3×4.6m）： | Detection distance：18km |
| Recognition distance： | 8km |
| For human（1.8×0.5m）： | Detection distance：10km |
| Recognition distance： | 5km |
| Focal length: | 187.5mm/750mm(Wide/narrow field of view) |
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FOV：
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Wide FOV：2.93°（1±10%）×2.35°（1±10%） Narrow FOV：0.73°（1±10%）×0.59°（1±10%） |
| Focusing range | |
| Wide FOV： | 50m～∞； |
| Narrow FOV： | 100m～∞ |
| FOV conversion time： | ≤1.5s |
|
FOV switching accuracy： |
≤1.0mrad |
| F#： | 4.0 |
| Electronic magnification： | 2× |
| NETD： | ≤60mk |
| MRTD ： | Narrow FOV 12（cy/mrad）≤0.5K |
| Optical axis stability： | Narrow FOV≤1mrad |
| starting time： | ≤12min |
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Control function：
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Menu adjustment, field of view control, field of view display, polarity (black/white heat) adjustment Accuracy of rotation Angle:≤0.1° Preset: 256 pcs，With automatic cruise |
| Electronic image stabilization: | Yes |
| Weight： | ≤95kg |
| Dimension： | ≤800mm × 505mm × 855mm |
| video format： | PAL |
| Power： | ≤AC220V |
| Power Consumption： | 850W |
| Environmental suitability | |
| Working temperature： | －30℃～55℃ |
| Store temperature： | －40℃～65℃ |
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Shock、rain, damp heat, etc. meet the requirements of GJB150-1986。 mechanical interface |
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