BacklightsRing lightsBar lightsCoaxial lightsShadowless lightsDome lightsLine scan lightsSpot lightsCollimated lightsLight controllersLensesTelecentric lensesLine scan lenses360° inspection lensesThermal, SWIR & UV lensesM12 board lensesCCTV lensesLens accessoriesCamera standsPanel PCsCustom lights
Home / Thermal, SWIR & UV lenses / LWIR Thermal lenses
4.5 mm, F1.2 LWIR Thermal Lens (LS-SLWIRF8)

Thermal, SWIR & UV lenses

4.5 mm, F1.2 LWIR Thermal Lens (LS-SLWIRF8)

Model LS-SLWIRF8

4.5 mm, F1.2 LWIR Thermal Lens. Long-wavelength infrared (LWIR) thermal lenses designed for commercial and military applications. At a glance: focal length 4.5 mm; sensor 384×288 12μm; aperture F1.2; mount M11.6×0.5; distortion 20%.

$129.00 USDIn stock · 5 available

Inventory updated Oct 14, 2026

0.11 kg shipping weight · Ships in 2-3 weeks
  • Secure checkout by ShopifyCard, PayPal, Venmo, Shop Pay or Google Pay
  • 90-day returnsUnused items; free return label in the US · Returns policy
  • Tracked UPS or DHL shippingExact cost shown at checkout · Shipping policy
  • Questions about fit?Contact us; we reply within one business day

Specifications

ModelLS-SLWIRF8
Focal length4.5 mm
ApertureF1.2
Sensor384×288 12μm
Angle of view (deg)76.56°(D)×60.1°(H)×44.49°(V)
Distortion20%
Relative illumination0.88
Focus methodFixed
Focus range0.2m~∞
Mechanical back focal length5 mm
MountM11.6×0.5
Dimensionsdia. 12.4 x L10.8 mm
Operating temperature40℃ to +80℃
Weight<4g
SealingFront IP 67
Front lens coatingDiamond-like carbon film
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-SLWIR423.5 mm, F1 $119.00 3 in stockView
LS-STRFA66K5L13.5 mm, F1.0 $119.00 5 in stockView
LS-STRLW49L12.64 mm, F1.1 $119.00 4 in stockView
LS-LIR0061-0H3.7 mm, F1 $129.00 4 in stockView
LS-SLTR38106403.8 mm, F1.0 $129.00 2 in stockView
LS-SLTR44108004.4 mm, F1.0, M45x1-mount $129.00 5 in stockView
LS-SLTR46106404.6 mm, F1.0 $129.00 4 in stockView
LS-SLWIR554 mm, F1 $129.00 3 in stockView
LS-SLWIR594 mm, F1 $129.00 5 in stockView
LS-SLWIR643.7 mm, F1.2 $129.00 5 in stockView
LS-SLWIR684 mm, F1.2 $129.00 4 in stockView
LS-SLWIR814.3 mm, F1.2 $129.00 3 in stockView
LS-STRLW28L13.7 mm, F1.1, M9x0.5-mount $129.00 4 in stockView
LS-STRLW41L13.7 mm, F1.1 $129.00 3 in stockView
LS-SLTR55103845.5 mm, F1.0, Flange-mount $139.00 2 in stockView
LS-SLTR56108005.6 mm, F1.0, M45x1-mount $139.00 3 in stockView
LS-SLWIR934.8 mm, F1.2 $139.00 3 in stockView
LS-SLWIRE94.8 mm, F1 $139.00 4 in stockView
LS-SLWIRF95.3 mm, F1.2 $139.00 5 in stockView
LS-STRLW15L15 mm, F1.2 $139.00 3 in stockView
LS-STRLW15L25 mm, F1.2 $139.00 4 in stockView
LS-UNNAMEDINTERNALLISTROW86.2 mm, F1.1 $149.00 5 in stockView
LS-LIR0037-0G6 mm $149.00 3 in stockView
LS-LIR0050-0G6.8 mm, F1.4 $149.00 5 in stockView

See all 194 models in the LWIR Thermal lenses series