Infrared refractive objective lens assembly

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United States of America Patent

PATENT NO 9823451
SERIAL NO

14773054

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Abstract

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A mid-infrared objective lens assembly (10) includes a plurality of spaced apart, refractive lens elements (20) that operate in the mid-infrared spectral range, the plurality of lens elements (20) including an aplanatic first lens element (26) that is closest to an object (14) to be observed. The first lens element (26) has a forward surface (36) that faces the object (14) and a rearward surface (38) that faces away from the object (14). The forward surface (36) can have a radius of curvature that is negative.

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Patent Owner(s)

Patent OwnerAddress
DAYLIGHT SOLUTIONS INC15378 AVENUE OF SCIENCE SUITE 200 SAN DIEGO CA 92128

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Rowlette, Jeremy Redwood City, US 15 53

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