JPS62191837U - - Google Patents
Info
- Publication number
- JPS62191837U JPS62191837U JP7766986U JP7766986U JPS62191837U JP S62191837 U JPS62191837 U JP S62191837U JP 7766986 U JP7766986 U JP 7766986U JP 7766986 U JP7766986 U JP 7766986U JP S62191837 U JPS62191837 U JP S62191837U
- Authority
- JP
- Japan
- Prior art keywords
- mold
- optical element
- functional surface
- provides
- functional
- 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.)
- Pending
Links
- 238000000465 moulding Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims 7
- 239000011521 glass Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図はプレス成形状態を示す断面図、第３図はプリ
ズムの斜視図、第４図イは従来の成形用型の断面
図、第４図ロは第４図イの中型の型面に段差が生
じた状態を示す断面図である。
１０…プリズム、１０ａ，１０ｂ，１０ｃ…機
能面、１０ｄ…稜線、２０…枠型、２１…下型、
２２…中型、２３…上型。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a sectional view showing the state of press molding, Figure 3 is a perspective view of a prism, Figure 4A is a sectional view of a conventional mold, and Figure 4B shows a step on the mold surface of the medium mold in Figure 4A. FIG. 3 is a cross-sectional view showing a state that has occurred. 10... Prism, 10a, 10b, 10c... Functional surface, 10d... Ridge line, 20... Frame shape, 21... Lower mold,
22...middle size, 23...upper type.
Claims (1)
成形する成形用型であつて、前記光学素子の一つ
の稜線を挾む両側に形成される第１機能面および
第２機能面を提供する第１の型と、前記光学素子
の他の機能面を提供する第２の型とを備え、前記
第１の型は、前記光学素子の第２機能面を提供す
る型面が形成された中型と、前記中型が載置され
てその載置面から延びる面を該光学素子の第１機
能面を提供する型面とした下型とを含み該中型の
型面が該下型の型面に突合する突合縁により該光
学素子の稜線を提供するように構成したことを特
徴とする光学素子の成形用型。 A mold for molding a polygonal columnar optical element by pressurizing a glass material, the mold providing a first functional surface and a second functional surface formed on both sides sandwiching one ridgeline of the optical element. a second mold that provides another functional surface of the optical element; the first mold includes a middle mold that has a mold surface that provides a second functional surface of the optical element; , a lower mold on which the middle mold is placed and whose surface extending from the mounting surface is a mold surface that provides a first functional surface of the optical element, the mold surface of the middle mold butting against the mold surface of the lower mold; 1. A mold for molding an optical element, characterized in that the ridgeline of the optical element is provided by abutting edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7766986U JPS62191837U (en) | 1986-05-23 | 1986-05-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7766986U JPS62191837U (en) | 1986-05-23 | 1986-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62191837U true JPS62191837U (en) | 1987-12-05 |
Family
ID=30925891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7766986U Pending JPS62191837U (en) | 1986-05-23 | 1986-05-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62191837U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0469422U (en) * | 1990-10-19 | 1992-06-19 | ||
| JP2012250867A (en) * | 2011-06-01 | 2012-12-20 | Asahi Glass Co Ltd | Method for molding quartz glass |
-
1986
- 1986-05-23 JP JP7766986U patent/JPS62191837U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0469422U (en) * | 1990-10-19 | 1992-06-19 | ||
| JP2012250867A (en) * | 2011-06-01 | 2012-12-20 | Asahi Glass Co Ltd | Method for molding quartz glass |