Optical design of searching system using 480×6 LWIR detector
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Graphical Abstract
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Abstract
A 6-piece lens used for infrared warning or searching system was designed, based on the 4806 long wavelength infrared(LWIR) detector with the F number of 1.27. The designed lens has 325mm focal length, 1.35 F number and 1.05FOV .The transmittance is 76% and the cold shield efficiency is 100%.
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