LWIR - Athermal

SOT-LW-A-13F1

The 13mm F1.0 infrared athermal lens is engineered for high-resolution thermal imaging, maintaining sharp focus and consistent optical performance across varying temperatures. Its athermal design ensures reliable operation in demanding security, surveillance, and aerial imaging applications.

  • Stable focus from -40°C to +80°C for dependable thermal imaging
  • High-performance AR coatings optimized for LWIR/MWIR bands
  • Ideal for advanced security cameras, military drones, and surveillance systems
  • Compatible with multiple detector formats and pixel pitches
  • Maintains clear, detailed images from near range to long-distance targets
  • Cost-effective solution for precision infrared imaging systems
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Specifications

Focal Length (mm) 13 Mount Type M20 x 0.5
F/# 1.0 Lens Size Ø22 mm / L16 mm
Spectral Range 8~12 µm Rear Working Distance 11.89 mm
Transmittance >89% Weight 15 g ± 5%
Detector 640×512 / 12 µm Coating AR
FOV 32.9° × 26.6° 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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