Title:
装用感を改善するプリズム度数が加入された累進加入度数レンズ
Document Type and Number:
Japanese Patent JP4277977
Kind Code:
B2
Abstract:
The present invention provides progressive addition lenses into which vertical prism power is added. The resulting lens exhibits an improved image quality in comparison to conventional progressive addition lenses.
Inventors:
Meneges Edgar Bye
Application Number:
JP2002586072A
Publication Date:
June 10, 2009
Filing Date:
April 26, 2002
Export Citation:
Assignee:
Essilor Internacional (Company General Redopteic)
International Classes:
G02C7/06; G02C1/00; G02C7/02
Domestic Patent References:
| JP7503192A | ||||
| JP4504087A |
Foreign References:
| WO1997019382A1 |
Attorney, Agent or Firm:
Masayuki Masabayashi