Multifocal trial frame system

G - Physics – 02 – C

Patent

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Details

G02C 1/00 (2006.01) A61B 3/04 (2006.01) G02C 1/04 (2006.01) G02C 7/08 (2006.01) G02C 9/00 (2006.01) G02C 13/00 (2006.01)

Patent

CA 2188153

A multifocal trial frame system includes a trial frame (12) shaped to engage the head of the wearer and which includes an adjustable nose bridge (32) and a pair of downwardly depending studs (34) which are laterally adjustable relative to the nose bridge, a pair of lens brackets (14, 16) adjustably attachable to the studs, each including first and second lens rims; a pair of distance prescription lenses (18, 20) shaped to be retained by the first pair of rims; and a pair of multifocal lenses shaped to be received by the second of pair of rims.

Système de monture d'essai à verres multifocaux comportant une monture d'essai (12) dont la forme est conçue pour qu'elle s'adapte sur la tête de l'utilisateur et qui comprend un pont nasal ajustable (32) et une paire de barrettes orientées vers le bas (34) qui sont réglables latéralement par rapport au pont nasal, une paire de pinces d'attache (14, 16) de verres destinées à être fixées réglables sur les barrettes, chacune comprenant des premier et second bords pour les verres, une paire de verres (18, 20) prescrits pour la vision à distance, dont la forme est conçue pour qu'ils soient maintenus par la première paire de bords, et une paire de verres multifocaux dont la forme est conçue pour qu'ils soient maintenus par la seconde paire de bords.

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