公开(公告)号：US12164182B2

公开(公告)日：2024-12-10

申请号：US17463574

申请日：2021-09-01

Applicant: CooperVision International Limited

Inventor： Robert Andrew Broad ,  Yuwen Liu ,  William Mitchell

IPC: G02C7/10 ,  B29D11/00 ,  C09B1/20 ,  C09B1/503 ,  G02B1/04 ,  B29K105/00

Abstract: The present disclosure provides a contact lens comprising a first colourant which is a blue-blocking colourant having an absorption maximum (λmax) in the range of from 415 nm to 455 nm and a second colourant, wherein the second colourant is a polymerizable dye having an absorption maximum (λmax) in the range of from 470 nm to 600 nm, and optionally also comprising a third colourant which is a colourant having an absorption maximum in the range of from greater than 600 nm to 800 nm. A method of making the lens is also provided.