US 11,852,904 B2
Lens element
Matthieu Guillot, Charenton-le-Pont (FR); Bruno Fermigier, Charenton-le-Pont (FR); Marius Peloux, Charenton-le-Pont (FR); and Björn Drobe, Singapore (SG)
Assigned to Essilor International, Charenton-le-Pont (FR)
Appl. No. 16/976,954
Filed by Essilor International, Charenton-le-Pont (FR)
PCT Filed Mar. 1, 2019, PCT No. PCT/EP2019/055213
§ 371(c)(1), (2) Date Aug. 31, 2020,
PCT Pub. No. WO2019/166653, PCT Pub. Date Sep. 6, 2019.
Claims priority of application No. 18305216 (EP), filed on Mar. 1, 2018; application No. 18305217 (EP), filed on Mar. 1, 2018; application No. 18305384 (EP), filed on Mar. 30, 2018; application No. 18305385 (EP), filed on Mar. 30, 2018; application No. 18305435 (EP), filed on Apr. 11, 2018; application No. 18305436 (EP), filed on Apr. 11, 2018; application No. 18305526 (EP), filed on Apr. 26, 2018; and application No. 18305527 (EP), filed on Apr. 26, 2018.
Prior Publication US 2020/0393702 A1, Dec. 17, 2020
Int. Cl. G02C 7/02 (2006.01); G02B 3/04 (2006.01); G02C 7/06 (2006.01); G02C 7/08 (2006.01)
CPC G02C 7/022 (2013.01) [G02B 3/04 (2013.01); G02C 7/06 (2013.01); G02C 7/061 (2013.01); G02C 7/066 (2013.01); G02C 7/086 (2013.01); G02C 2202/20 (2013.01); G02C 2202/24 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A lens element intended to be worn in front of an eye of a person, the lens element comprising:
a refraction area having a refractive power based on a prescription for said eye of the person; and
a plurality of at least three optical elements, at least one optical element having a non-spherical optical function,
wherein at least one of the optical elements is a multifocal refractive micro-lens comprising an aspherical progressive surface.