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JPS6237209Y2 - - Google Patents

Info

Publication number
JPS6237209Y2
JPS6237209Y2 JP1981068318U JP6831881U JPS6237209Y2 JP S6237209 Y2 JPS6237209 Y2 JP S6237209Y2 JP 1981068318 U JP1981068318 U JP 1981068318U JP 6831881 U JP6831881 U JP 6831881U JP S6237209 Y2 JPS6237209 Y2 JP S6237209Y2
Authority
JP
Japan
Prior art keywords
lens
rising
small
corner
lenses
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.)
Expired
Application number
JP1981068318U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57180318U (ko
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 filed Critical
Priority to JP1981068318U priority Critical patent/JPS6237209Y2/ja
Publication of JPS57180318U publication Critical patent/JPS57180318U/ja
Application granted granted Critical
Publication of JPS6237209Y2 publication Critical patent/JPS6237209Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Eyeglasses (AREA)
JP1981068318U 1981-05-12 1981-05-12 Expired JPS6237209Y2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981068318U JPS6237209Y2 (ko) 1981-05-12 1981-05-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981068318U JPS6237209Y2 (ko) 1981-05-12 1981-05-12

Publications (2)

Publication Number Publication Date
JPS57180318U JPS57180318U (ko) 1982-11-16
JPS6237209Y2 true JPS6237209Y2 (ko) 1987-09-22

Family

ID=29864270

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981068318U Expired JPS6237209Y2 (ko) 1981-05-12 1981-05-12

Country Status (1)

Country Link
JP (1) JPS6237209Y2 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989004987A1 (en) * 1987-11-25 1989-06-01 Hitoshi Okano Multi-focal lens equipped with small progressive-focal lens
JP2012220705A (ja) * 2011-04-08 2012-11-12 Panasonic Corp 回折光学素子およびその製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5025244A (ko) * 1973-07-05 1975-03-17

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS526635Y1 (ko) * 1969-12-01 1977-02-10
JPS591206Y2 (ja) * 1979-12-28 1984-01-13 株式会社保谷レンズ 小玉境界線の目立たない多重焦点眼鏡レンズ

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5025244A (ko) * 1973-07-05 1975-03-17

Also Published As

Publication number Publication date
JPS57180318U (ko) 1982-11-16

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