Method for detecting the presence or absence of an ophthalmic lens, in particular a contact lens, within a receptacle

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United States of America Patent

PATENT NO 9823186
SERIAL NO

14848799

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method for detecting the presence or absence of an ophthalmic lens (10), in particular of a contact lens, within a receptacle (1), including the steps of:

    detecting infrared radiation coming from at least a portion (3) of the receptacle (1) where the ophthalmic lens (10) is supposedly accommodated,analyzing the detected infrared radiation in a spectral portion in which absorbance (AL) of a material the ophthalmic lens is made of is significantly different from absorbance (AR) of a material the receptacle is made of, andfrom the analysis of the spectral portion detecting the presence or absence of the ophthalmic lens (10) within the receptacle.

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Patent Owner(s)

  • NOVARTIS AG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ochrombel, Rene Bergheim, DE 6 8

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