JPS6060724U - near vision glasses lenses - Google Patents

near vision glasses lenses

Info

Publication number
JPS6060724U
JPS6060724U JP15275983U JP15275983U JPS6060724U JP S6060724 U JPS6060724 U JP S6060724U JP 15275983 U JP15275983 U JP 15275983U JP 15275983 U JP15275983 U JP 15275983U JP S6060724 U JPS6060724 U JP S6060724U
Authority
JP
Japan
Prior art keywords
near vision
glasses lenses
view
vision glasses
utility
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
JP15275983U
Other languages
Japanese (ja)
Other versions
JPH0128490Y2 (en
Inventor
中尾　勝光
保田　勉
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP15275983U priority Critical patent/JPS6060724U/en
Publication of JPS6060724U publication Critical patent/JPS6060724U/en
Application granted granted Critical
Publication of JPH0128490Y2 publication Critical patent/JPH0128490Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Eyeglasses (AREA)
  • Lenses (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図乃至電４図は本考案に係る近用眼鏡レンズの実施
例を示し、第１図は縦断面図、第２図は平面図、第３図
は成形型の縦断面図、第４図は雄成形型の製造状態を示
す縦断面図である。第５図乃至第７図イは夫々従来の近
用眼鏡レンズを示す縦断面図、第７図口はイの平面図で
ある。 １ａ・・・・・・球面状中央部分、１ｂ・・・・・・非
球面状外周部分、１ｃ・・・・・・部分。1 to 4 show examples of the near vision spectacle lens according to the present invention, in which FIG. 1 is a longitudinal sectional view, FIG. 2 is a plan view, FIG. 3 is a longitudinal sectional view of a mold, and FIG. The figure is a longitudinal sectional view showing the manufacturing state of the male mold. 5 to 7A are longitudinal cross-sectional views showing conventional glasses lenses for near vision, and FIG. 7A is a plan view of FIG. 1a... Spherical central portion, 1b... Aspherical outer peripheral portion, 1c... Portion.

Claims (1)

【実用新案登録請求の範囲】 ■　有効視野の内面側中央部分１ａが球面状に、かつ、
その外周部分１ｂが非球面状に夫々形成されているとと
もに、前記有効視野の外周部分１ｂに連なる部分１ｃが
前記球面状中央部分１ａの彎曲方向と逆方向の非球面状
に形成されている近用眼鏡レンズ。 ■　対象レンズが合成樹脂製である実用新案登録請求の
範囲第０項に記載の近用眼鏡レンズ。[Claims for Utility Model Registration] ■ The inner central portion 1a of the effective field of view is spherical, and
The outer circumferential portions 1b are each formed in an aspherical shape, and the portion 1c continuous with the outer circumferential portion 1b of the effective field of view is formed in an aspherical shape in a direction opposite to the direction of curvature of the spherical central portion 1a. eyeglass lenses. (2) A near-use spectacle lens according to claim 0 of the utility model registration, wherein the target lens is made of synthetic resin.
JP15275983U 1983-09-30 1983-09-30 near vision glasses lenses Granted JPS6060724U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15275983U JPS6060724U (en) 1983-09-30 1983-09-30 near vision glasses lenses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15275983U JPS6060724U (en) 1983-09-30 1983-09-30 near vision glasses lenses

Publications (2)

Publication Number Publication Date
JPS6060724U true JPS6060724U (en) 1985-04-27
JPH0128490Y2 JPH0128490Y2 (en) 1989-08-30

Family

ID=30338159

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15275983U Granted JPS6060724U (en) 1983-09-30 1983-09-30 near vision glasses lenses

Country Status (1)

Country Link
JP (1) JPS6060724U (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376944U (en) * 1976-11-30 1978-06-27
JPS5541474A (en) * 1978-09-19 1980-03-24 Seiko Epson Corp Thin type spectacle lens
JPS5559425A (en) * 1978-10-24 1980-05-02 Essilor Int Eyeglasses lenses
JPS5565616U (en) * 1979-12-05 1980-05-06

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376944U (en) * 1976-11-30 1978-06-27
JPS5541474A (en) * 1978-09-19 1980-03-24 Seiko Epson Corp Thin type spectacle lens
JPS5559425A (en) * 1978-10-24 1980-05-02 Essilor Int Eyeglasses lenses
JPS5565616U (en) * 1979-12-05 1980-05-06

Also Published As

Publication number Publication date
JPH0128490Y2 (en) 1989-08-30

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