LightIR 20-275mm f/5.5

LightIR 20-275mm f/5.5

Motorized Continuous Zoom
P/N 680314

Data Fields

WFOV(20mm)

Pitch Format
320x240480x384640x512
20μ19.4°28.0°
15μ14.5°20.9°28.0°

NFOV(275mm)

Pitch Format
320x240480x384640x512
20μ1.3°1.9°
15μ1.0°1.5°1.9°

Property Value
OpticalWFOVNFOV
Focal Length20mm275mm
F/#5.55.5
Cold Stop to FPA Distance19.7mm19.7mm
Cold Stop CAØ3.52mmØ3.52mm
Average Transmission (3.4-5μm)≥80% (HC) / ≥85% (HD)≥80% (HC) / ≥85% (HD)
Back Focal Length23.52mm in air23.52mm in air
Distortion<5%<5%
Minimum Focus Range5m50m
Nuc (by defocus)YesYes
Mechanical
Focus MechanismMotorized
Focus Time (minimum range to ∞)≤ 8 sec.
Zoom MechanismMotorized
Zoom Time (NFOV to WFOV)≤ 5 sec
Through-zoom boresightWithin a radius of 0.15mm at the focal plane
Weight264gr
Max. DimensionsØ58mm x 67.1mm
Electrical
Lens ControlDesignated lens controller
Drive Voltage12VDC
Current Consumption0.2A average, 1.0A peak
Communication ProtocolRS485, RS422
Environmental
Operating Temperature-35°C to + 65°C
Storage Temperature-40°C to + 80 °C
SealingIP 67 front element only

ICD

Configurations

680314-001High Durability
680314-002Hard Carbon
680314-003HD with folded control card
680314-004HC with folded control card

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