Patent SG-11201811537Q-A (SG)
Title: Progressive spectacle lens, method of manufacturing a progressive spectacle lens and method of designing a progressive spectacle lens
Inventor: VARNAS SAULIUS
IPC: G02C7/06
Filed: 2017-11-29
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 111111111111111111111010111 011111010111010H01H0111111011101111111011110111111 Organization International Bureau (10) International Publication Number (43) International Publication Date .....0\"\"\" WO 2018/100012 Al 07 June 2018 (07.06.2018) W I P01 P C T (51) International Patent Classification: (72) Inventor: VARNAS, Saulius; 22 McCoy Street, Brighton, G02C 7/06 (2006.01) SA 5048 (AU). (21) International Application Number: (74) Agent: THEOBALD, Andreas; PATERIS Patentanwalte PCT/EP2017/080886 PartmbB, Markgrafenstr. 22, 10117 Berlin (DE). (22) International Filing Date: (81) Designated States (unless otherwise indicated, for every 29 November 2017 (29.11.2017) kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, (25) Filing Language: English CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, (26) Publication Language: English DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, (30) Priority Data: HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, 16002581.3 01 December 2016 (01.12.2016) EP MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, 17179412.6 03 July 2017 (03.07.2017) EP OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, (71) Applicant: CARL ZEISS VISION INTERNATIONAL SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, GMBH [ /DE]; Turnstrasse 27, 73430 Aalen (DE). TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. — (54) Title: PROGRESSIVE SPECTACLE LENS, METHOD OF MANUFACTURING A PROGRESSIVE SPECTACLE LENS AND OF DESIGNING A PROGRESSIVE SPECTACLE LENS METHOD FIG 1 10 . _ 0.5 1.0 11 12 3A )... ,-1 (57) : A progressive spectacle lens is provided which includes: - an upper viewing zone (7) with a distance reference point N (2A) providing a first refractive power, in particular a first mean refractive power, adapted to distance vision; - a lower viewing zone Il (5) with a near reference point (3A) providing a second refractive power, in particular the second mean refractive power, adapted to 0 O near vision, the second refractive power, in particular the second mean refractive power, representing an addition power relative to 0 the first refractive power, in particular the first mean refractive power; - a corridor (6) between the upper viewing zone (7) and the 7 . 1 lower viewing zone (5) in which the refractive power gradually changes from the first refractive power, in particular the first mean GC refractive power, to the second refractive power, in particular the second mean refractive power; and - a left peripheral zone (4L) and a 1-1 c:::: , right peripheral zone (4R) which are separated by the corridor and the lower viewing zone (5). Low mean power zones (10, 11, 12) are ei O [Continued on next page] WO 2018/100012 Al MIDEDIMOMOIDEIREEMOMMINIIMOHOHMEMEM# (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3)) — before the expiration of the time limit for amending the claims and to be republished in the event of receipt of amendments (Rule 48.2(h)) present in the upper viewing zone (7), the left peripheral zone (4L) and the right peripheral zone (4R) where the mean refractive power does not exceed the first refractive power, in particular the first mean refractive power, plus 0.125 D in said low mean power zones (10, 11, 12). In addition, the low mean power zones (10, 11, 12) may occupy at least 40 % of the area of the progressive spectacle lens.