K band (infrared)


In infrared astronomy, the K band is an atmospheric transmission window centered on 2.2 μm (in the near-infrared 136 THz range).[1][2] HgCdTe-based detectors are typically preferred for observing in this band.[3]

See alsoEdit


  1. ^ Tokunaga, Alan T. (September 10, 2001). "Specifications for Astronomical Infrared Filters". www.ifa.hawaii.edu. Institute for Astronomy, University of Hawaii. Retrieved 2021-11-05.
  2. ^ Jahne, Bernd (March 15, 2004). Practical Handbook on Image Processing for Scientific and Technical Applications. RC Press. p. 109. ISBN 9780849390302.
  3. ^ Sizov, Fedir F. (May 5, 2020). Detectors and Sources for THz and IR. Materials Research Forum LLC. p. 138. ISBN 9781644900758.