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Home / Thermal, SWIR & UV lenses / LWIR Thermal lenses
13 mm, F1.2 LWIR Thermal Lens (LS-SLWIRD2)

Thermal, SWIR & UV lenses

13 mm, F1.2 LWIR Thermal Lens (LS-SLWIRD2)

Model LS-SLWIRD2

13 mm, F1.2 LWIR Thermal Lens. Long-wavelength infrared (LWIR) thermal lenses designed for commercial and military applications. At a glance: focal length 13 mm; sensor 640×512 12μm; aperture F1.2; mount M17×0.5; distortion 5%.

$209.00 USDIn stock · 2 available

Inventory updated Oct 14, 2026

0.11 kg shipping weight · Ships in 2-3 weeks
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Specifications

ModelLS-SLWIRD2
Focal length13 mm
ApertureF1.2
Sensor640×512 12μm
Angle of view (deg)43.4°(D)×33.9°(H)×26.5°(V)
Distortion5%
Relative illumination0.9
Focus methodFixed
Focus range0.5m~∞
Mechanical back focal length7.5 mm
MountM17×0.5
Dimensionsdia. 19.5 x L15.5 mm
Operating temperature40℃ to +80℃
Weight<7.6g
SealingFront IP 67
Front lens coatingDLC
Shipping weight (estimated)0.11 kg

Photo shows a representative model of this series; see the specifications for this model.

Applications

  • Commercial
  • Military
Complete the station

Drive the light from a light controller and pair it with a lens for your field of view and working distance.

Light controllers LensesSelection guide

Other sizes in the LWIR Thermal lenses series

ModelSizePriceAvailability
LS-SLWIRD610.7 mm, F1 $189.00 5 in stockView
LS-SLWIRC211.7 mm, F0.7 $199.00 3 in stockView
LS-STRFA66N5L112 mm, F1 $199.00 5 in stockView
LS-LIR0040-0G13 mm, F1 $209.00 3 in stockView
LS-LIR0066-0H13 mm, F1 $209.00 4 in stockView
LS-SLWIR0913 mm, F1 $209.00 3 in stockView
LS-SLWIR4513.5 mm, F1 $209.00 3 in stockView
LS-SLWIR4813 mm, F1 $209.00 4 in stockView
LS-SLWIR6713 mm, F1 $209.00 2 in stockView
LS-SLWIR7413 mm, F1 $209.00 2 in stockView
LS-SLWIRA513 mm, F1 $209.00 3 in stockView
LS-SLWIRC313 mm, F0.9 $209.00 2 in stockView
LS-SLWIRE513 mm, F1.2 $209.00 5 in stockView
LS-SLWIRG113.5 mm, F1.1 $209.00 5 in stockView
LS-SLWIRJ813 mm, F0.9 $209.00 4 in stockView
LS-STRLW09L313 mm, F1.0 $209.00 4 in stockView
LS-STRLW18L113 mm, F1.1 $209.00 5 in stockView
LS-STRLW18L213 mm, F1.1 $209.00 2 in stockView
LS-STRLW26L113 mm, F1 $209.00 5 in stockView
LS-STRLW26L213 mm, F1 $209.00 2 in stockView
LS-STRLW32L113 mm, F1 $209.00 3 in stockView
LS-FAL0054-0H14 mm $219.00 5 in stockView
LS-LIR0020-0G14 mm, F1.2 $219.00 3 in stockView
LS-SLWIR5614 mm, F1, M45x1-mount $219.00 2 in stockView

See all 194 models in the LWIR Thermal lenses series