L band (infrared)
Fibre-optic telecommunicaitons
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In infrared optical communications, L-band refers to the wavelength range 1565–1625 nm.[1] The L-band is located next to the conventional (C) band (1530–1565 nm).
Infrared astronomy
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In infrared astronomy, the L band is an atmospheric transmission window centred on 3.5 micrometres (in the mid-infrared).
References
[edit]- ^ Optical Fiber Communications article in rp-photonics' Encyclopedia of Laser Physics and Technology (accessed Nov. 11 2010)
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