The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 17, 2026
Filed:
Dec. 20, 2021
Essilor International, Charenton-le-Pont, FR;
Essilor International, Charenton-le-Pont, FR;
Abstract
This invention relates to an ophthalmic lens comprising a substrate with a front main face and with a rear main face, said rear main face being coated with a multilayered antireflective coating comprising a stack of at least two layers having a refractive index higher than or equal 1.55, defined as 'HI layer' and at least two layers having a refractive index lower than 1.55, defined as LI layer, characterized in that said multilayered antireflective coating is such that: —the mean reflection factor in the near infrared (NIR) region Ris lower than or equal to 8% at an angle of incidence of 35°, and 10—the mean reflection factor RUV (280-380 nm), weighted by the function W(λ) defined in the ISO 13666:1998 standard, is equal to or lower than 5% at an angle of incidence of 35°.