JPS55118013A - Progressive focus plural-visual field lens - Google Patents

Progressive focus plural-visual field lens

Info

Publication number
JPS55118013A
JPS55118013A JP2645779A JP2645779A JPS55118013A JP S55118013 A JPS55118013 A JP S55118013A JP 2645779 A JP2645779 A JP 2645779A JP 2645779 A JP2645779 A JP 2645779A JP S55118013 A JPS55118013 A JP S55118013A
Authority
JP
Japan
Prior art keywords
zone
zones
lens
vision zone
viewing
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2645779A
Other languages
English (en)
Other versions
JPS6028330B2 (ja
Inventor
Akira Kitani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoya Corp
Hoya Lens Corp
Original Assignee
Hoya Corp
Hoya Lens Corp
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 Hoya Corp, Hoya Lens Corp filed Critical Hoya Corp
Priority to JP2645779A priority Critical patent/JPS6028330B2/ja
Publication of JPS55118013A publication Critical patent/JPS55118013A/ja
Publication of JPS6028330B2 publication Critical patent/JPS6028330B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Eyeglasses (AREA)
JP2645779A 1979-03-07 1979-03-07 累進焦点複視野レンズ Expired JPS6028330B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2645779A JPS6028330B2 (ja) 1979-03-07 1979-03-07 累進焦点複視野レンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2645779A JPS6028330B2 (ja) 1979-03-07 1979-03-07 累進焦点複視野レンズ

Publications (2)

Publication Number Publication Date
JPS55118013A true JPS55118013A (en) 1980-09-10
JPS6028330B2 JPS6028330B2 (ja) 1985-07-04

Family

ID=12194028

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2645779A Expired JPS6028330B2 (ja) 1979-03-07 1979-03-07 累進焦点複視野レンズ

Country Status (1)

Country Link
JP (1) JPS6028330B2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6463923A (en) * 1987-06-19 1989-03-09 Solar Internatl Holdings Ltd Improved progressive lens and manufacture thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6463923A (en) * 1987-06-19 1989-03-09 Solar Internatl Holdings Ltd Improved progressive lens and manufacture thereof

Also Published As

Publication number Publication date
JPS6028330B2 (ja) 1985-07-04

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