The present invention relates to swimming or diving goggles intended for a user, characterised by the following combination of features: - the front cylindrical vision portion (3a, 3b), over a horizontal cross section of the lens (1a, 1b), exhibits a thickness variation of between 2.0 mm and 4.0 mm; and - the side spherical vision portion (4a, 4b), over a horizontal cross section of the lens (1a, 1b), exhibits a thickness variation of between 2.5 mm and 5 mm; and - the lenses (1a, 1b) exhibit cylindrical curvature over a vertical cross section of the lens (1a, 1b) in the front cylindrical vision portion (3a, 3b); and - the lenses (1a, 1b) exhibit spherical curvature over a vertical cross section of the lens (1a, 1b) in the side spherical vision portion (4a, 4b).
VERRES INCURVÉS POUR VISION SOUS-MARINE AVEC VARIATION D'ÉPAISSEUR
CURVED LENSES FOR UNDERWATER VISION HAVING VARIED THICKNESS
GEKRÜMMTE LINSEN FÜR UNTERWASSERSICHT MIT UNTERSCHIEDLICHER DICKE
2025-01-15
Patent
Electronic Resource
French
IPC: | A63B Geräte für Körperübungen, Turngeräte, Gymnastik, zum Schwimmen, Klettern oder Fechten , APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING / B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen / G02C SPECTACLES , Brillen |
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