TW268103B - Multifocal contact lens - Google Patents

Multifocal contact lens

Info

Publication number
TW268103B
TW268103B TW84103380A TW84103380A TW268103B TW 268103 B TW268103 B TW 268103B TW 84103380 A TW84103380 A TW 84103380A TW 84103380 A TW84103380 A TW 84103380A TW 268103 B TW268103 B TW 268103B
Authority
TW
Taiwan
Prior art keywords
contact lens
multifocal contact
spiral
pattern
lens
Prior art date
Application number
TW84103380A
Other languages
Chinese (zh)
Inventor
Zhang Xiaoxiao
Clement Mccraw Earl Jr
Original Assignee
Ciba Geigy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ciba Geigy filed Critical Ciba Geigy
Application granted granted Critical
Publication of TW268103B publication Critical patent/TW268103B/en

Links

Landscapes

  • Eyeglasses (AREA)

Abstract

A multifocal ophthalmic lens having a spiral-like pattern on a surface in an area overlying the cornea of the wearer of the lens. The spiral-like pattern is capable of providing a plurality of different dioptric powers. Additionally, there is disclosed a method of simultaneously providing an ophthalmic lens.
TW84103380A 1994-12-16 1995-04-08 Multifocal contact lens TW268103B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US35789594A 1994-12-16 1994-12-16

Publications (1)

Publication Number Publication Date
TW268103B true TW268103B (en) 1996-01-11

Family

ID=51396854

Family Applications (1)

Application Number Title Priority Date Filing Date
TW84103380A TW268103B (en) 1994-12-16 1995-04-08 Multifocal contact lens

Country Status (1)

Country Link
TW (1) TW268103B (en)

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