LightIR 20-275mm f/5.5
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Data Fields
WFOV(20mm)
| Pitch | Format | ||
|---|---|---|---|
| 320x240 | 480x384 | 640x512 | |
| 20μ | 19.4° | 28.0° | |
| 15μ | 14.5° | 20.9° | 28.0° |
NFOV(275mm)
| Pitch | Format | ||
|---|---|---|---|
| 320x240 | 480x384 | 640x512 | |
| 20μ | 1.3° | 1.9° | |
| 15μ | 1.0° | 1.5° | 1.9° |
| Property | Value | |
|---|---|---|
| Optical | WFOV | NFOV |
| Focal Length | 20mm | 275mm |
| F/# | 5.5 | 5.5 |
| Cold Stop to FPA Distance | 19.7mm | 19.7mm |
| Cold Stop CA | Ø3.52mm | Ø3.52mm |
| Average Transmission (3.4-5μm) | ≥80% (HC) / ≥85% (HD) | ≥80% (HC) / ≥85% (HD) |
| Back Focal Length | 23.52mm in air | 23.52mm in air |
| Distortion | <5% | <5% |
| Minimum Focus Range | 5m | 50m |
| Nuc (by defocus) | Yes | Yes |
| Mechanical | ||
| Focus Mechanism | Motorized | |
| Focus Time (minimum range to ∞) | ≤ 8 sec. | |
| Zoom Mechanism | Motorized | |
| Zoom Time (NFOV to WFOV) | ≤ 5 sec | |
| Through-zoom boresight | Within a radius of 0.15mm at the focal plane | |
| Weight | 264gr | |
| Max. Dimensions | Ø58mm x 67.1mm | |
| Electrical | ||
| Lens Control | Designated lens controller | |
| Drive Voltage | 12VDC | |
| Current Consumption | 0.2A average, 1.0A peak | |
| Communication Protocol | RS485, RS422 | |
| Environmental | ||
| Operating Temperature | -35°C to + 65°C | |
| Storage Temperature | -40°C to + 80 °C | |
| Sealing | IP 67 front element only |
ICD
Configurations
| 680314-001 | High Durability |
| 680314-002 | Hard Carbon |
| 680314-003 | HD with folded control card |
| 680314-004 | HC with folded control card |
