US Patent 11134659 Light unit for counting sea lice

Patent 11134659 was granted and assigned to Signify on October, 2021 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Patent Applicant

Signify

Current Assignee

Signify

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

11134659

Date of Patent

October 5, 2021

Patent Application Number

20160121

Date Filed

January 21, 2016

Patent abstract

The present disclosure proposes an improved apparatus and method for counting of sea lice by providing a stable and controlled light environment which ensures counting of sea lice reliably and independent of weather conditions and an optimized spectral power distribution and intensity of the light for improved observation (detectability) of sea lice with respect to fish skin. An embodiment of the disclosed light system comprises multiple LEDs, at least two LEDs providing a light colour with peaks in the range 490-540 nm (Cyan/Green) respectively 620-660 nm (Red).