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Cardinal lens

Cardinal broadband lens assemblies

The Cardinal Series™ represents our large format lenses designed to operate over the extended wavelength range from 1–5 µm, making it one of the most versatile lens assemblies on the market.

Full Product Description
1.5–3 µm
Focal length:
25 mm, 50 mm, 100 mm, 200 mm
Image Diameter:
21 mm
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Product description

Our Cardinal series supports what we have traditionally referred to as the extended midwave infrared (eMWIR).

Cardinal lenses offer a 1” cold shield height, support detectors up to 21mm (diagonal), and include space for a 1” filter holder, and have multiple focal lengths with F/2.3 collection apertures and the industry’s standard bayonet mount.

Key features

  • Extreme broadband optimization
  • Manual focus lock
  • Achromatic


Wavelength1.5–3 µm
Focal length25 mm, 50 mm, 100 mm, 200 mm
Image Diameter21 mm