LWIR - Athermal

SOT-LW-A-15F1

The SOT-LW-A-15F1 is a compact 15mm F1.0 LWIR athermal lens engineered for high-resolution thermal imaging. Its passive athermal design maintains sharp focus across varying temperatures, making it ideal for security monitoring, industrial inspection, and outdoor surveillance where environmental conditions can change rapidly.

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Specifications

Focal Length (mm) 15 Mount Type M40 x 0.75
F/# 1.0 Lens Size Ø44 mm / L48 mm
Spectral Range 8~12 µm Rear Working Distance 18.36 mm
Transmittance >87.5% Weight 202.6 g ± 5%
Detector 1280×1024 / 12 µm Coating HD
FOV 65.06° × 50.04° Operating Temperature -40°C ~ 60°C
Focusing Method Athermal Storage Temperature -40°C ~ 80°C
Focus Range 1.5 m ~ ∞ IP Grade IP67 (Front Mirror)

Resources

Drawing CDA

Drawing PDF

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