JPS61112301U - - Google Patents
Info
- Publication number
- JPS61112301U JPS61112301U JP20005684U JP20005684U JPS61112301U JP S61112301 U JPS61112301 U JP S61112301U JP 20005684 U JP20005684 U JP 20005684U JP 20005684 U JP20005684 U JP 20005684U JP S61112301 U JPS61112301 U JP S61112301U
- Authority
- JP
- Japan
- Prior art keywords
- flat surface
- lens
- optical
- convex
- center
- 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
- 230000003287 optical effect Effects 0.000 claims description 5
Description
第１図〜第３図は本考案の実施例を示すもので
あり、第１図はレンズの断面図、第２図は複数の
レンズがレンズ鏡筒内に収納されている状態を示
す断面図、第３図はレンズ鏡筒にレンズを装着す
る動作を示す断面図、第４図は従来の複数のレン
ズがレンズ鏡筒に収納されている状態を示す断面
図である。
１０……レンズ、１０ｃ……光学面、Ｏ……光
軸中心、１０ｄ……平坦面、１１……レンズ鏡筒
。
Figures 1 to 3 show examples of the present invention, with Figure 1 being a sectional view of a lens, and Figure 2 being a sectional view showing a state in which a plurality of lenses are housed in a lens barrel. , FIG. 3 is a sectional view showing the operation of attaching a lens to a lens barrel, and FIG. 4 is a sectional view showing a conventional state in which a plurality of lenses are housed in a lens barrel. 10... Lens, 10c... Optical surface, O... Optical axis center, 10d... Flat surface, 11... Lens barrel.
Claims (1)
の中央部に、光軸と直交する平坦面が形成されて
成るレンズ。 (2) 光学面と平坦面とが塑性成型されている実
用新案登録請求の範囲第１項記載のレンズ。[Claims for Utility Model Registration] (1) A lens consisting of a convex or concave optical surface with a flat surface perpendicular to the optical axis in the center. (2) The lens according to claim 1, in which the optical surface and the flat surface are plastically molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20005684U JPS61112301U (en) | 1984-12-25 | 1984-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20005684U JPS61112301U (en) | 1984-12-25 | 1984-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61112301U true JPS61112301U (en) | 1986-07-16 |
Family
ID=30760551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20005684U Pending JPS61112301U (en) | 1984-12-25 | 1984-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61112301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100967208B1 (en) | 2008-04-23 | 2010-07-05 | 서명덕 | A convex lens for an illuminator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5165625A (en) * | 1974-10-16 | 1976-06-07 | Combined Optical Ind Ltd | TARENZUKUMITATETAI |
| JPS56153301A (en) * | 1980-04-28 | 1981-11-27 | Konishiroku Photo Ind Co Ltd | Plastic lens |
-
1984
- 1984-12-25 JP JP20005684U patent/JPS61112301U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5165625A (en) * | 1974-10-16 | 1976-06-07 | Combined Optical Ind Ltd | TARENZUKUMITATETAI |
| JPS56153301A (en) * | 1980-04-28 | 1981-11-27 | Konishiroku Photo Ind Co Ltd | Plastic lens |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100967208B1 (en) | 2008-04-23 | 2010-07-05 | 서명덕 | A convex lens for an illuminator |
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