JPH03109814U - - Google Patents
Info
- Publication number
- JPH03109814U JPH03109814U JP1960090U JP1960090U JPH03109814U JP H03109814 U JPH03109814 U JP H03109814U JP 1960090 U JP1960090 U JP 1960090U JP 1960090 U JP1960090 U JP 1960090U JP H03109814 U JPH03109814 U JP H03109814U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- eyeglass lens
- multifocal eyeglass
- reference line
- plastic
- 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
Links
- 238000000465 moulding Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図は本考案の実施例のモールド上型の凹面
側からの平面図、第２図は上、下型モールドの正
面図、第３図は２重焦点レンズ用モールド上型の
凹面側からの平面図、第４図は眼鏡レンズと眼鏡
枠とのレイアウトを示した図。第５図、第６図は
、累進多焦点レンズ、２重焦点レンズの光学的レ
イアウトを示した図。
１……上型モールド、２……識別マーク、３…
…幾何中心点、４……幾何水平基準線、５……遠
用光学中心位置、６……近用光学中心位置、７…
…幾何垂直基準線、１０……下型モールド。
Figure 1 is a plan view from the concave side of the upper mold of the embodiment of the present invention, Figure 2 is a front view of the upper and lower molds, and Figure 3 is a view from the concave side of the upper mold for bifocal lenses. FIG. 4 is a plan view showing the layout of spectacle lenses and spectacle frames. FIGS. 5 and 6 are diagrams showing optical layouts of a progressive multifocal lens and a bifocal lens. 1... Upper mold, 2... Identification mark, 3...
...Geometric center point, 4...Geometric horizontal reference line, 5...Distance optical center position, 6...Near optical center position, 7...
...Geometric vertical reference line, 10...Lower mold.
Claims (1)
レンズ用モールドの上型又は下型の少なくともど
ちらか一方の該モールド型のレンズ転写面側の周
縁表面に、少なくとも２ケ所の識別マークを該モ
ールド型の水平基準線上に所与の幾何学的関係で
刻印したことを特徴とするプラスチツク多焦点眼
鏡レンズ用モールド。 At least two identification marks are placed on the peripheral surface of the lens transfer surface side of at least either the upper mold or the lower mold of a plastic multifocal eyeglass lens mold used for cast molding. A plastic multifocal eyeglass lens mold characterized by being engraved on a reference line in a given geometric relationship.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1960090U JPH0726086Y2 (en) | 1990-02-28 | 1990-02-28 | Mold for plastic multifocal eyeglass lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1960090U JPH0726086Y2 (en) | 1990-02-28 | 1990-02-28 | Mold for plastic multifocal eyeglass lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03109814U true JPH03109814U (en) | 1991-11-12 |
| JPH0726086Y2 JPH0726086Y2 (en) | 1995-06-14 |
Family
ID=31522709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1960090U Expired - Lifetime JPH0726086Y2 (en) | 1990-02-28 | 1990-02-28 | Mold for plastic multifocal eyeglass lens |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0726086Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017018275A1 (en) * | 2015-07-24 | 2017-02-02 | 旭硝子株式会社 | Glass substrate, laminated substrate, laminated substrate manufacturing method, laminate, package, and glass substrate manufacturing method |
| WO2022209795A1 (en) * | 2021-03-31 | 2022-10-06 | ホヤ レンズ タイランド リミテッド | Mold manufacturing method, optical member manufacturing method, and spectacle lens |
-
1990
- 1990-02-28 JP JP1960090U patent/JPH0726086Y2/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017018275A1 (en) * | 2015-07-24 | 2017-02-02 | 旭硝子株式会社 | Glass substrate, laminated substrate, laminated substrate manufacturing method, laminate, package, and glass substrate manufacturing method |
| JPWO2017018275A1 (en) * | 2015-07-24 | 2018-06-21 | 旭硝子株式会社 | GLASS SUBSTRATE, LAMINATED SUBSTRATE, METHOD FOR PRODUCING LAMINATED SUBSTRATE, LAMINATE, PACKAGING BODY, AND METHOD FOR PRODUCING GLASS SUBSTRATE |
| US11133215B2 (en) | 2015-07-24 | 2021-09-28 | AGC Inc. | Glass substrate, laminated substrate, laminated substrate manufacturing method, laminate, package, and glass substrate manufacturing method |
| WO2022209795A1 (en) * | 2021-03-31 | 2022-10-06 | ホヤ レンズ タイランド リミテッド | Mold manufacturing method, optical member manufacturing method, and spectacle lens |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0726086Y2 (en) | 1995-06-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |