JPS59100449U - underwater glasses - Google Patents
underwater glassesInfo
- Publication number
- JPS59100449U JPS59100449U JP20115882U JP20115882U JPS59100449U JP S59100449 U JPS59100449 U JP S59100449U JP 20115882 U JP20115882 U JP 20115882U JP 20115882 U JP20115882 U JP 20115882U JP S59100449 U JPS59100449 U JP S59100449U
- Authority
- JP
- Japan
- Prior art keywords
- underwater glasses
- underwater
- abstract
- glasses
- concave surface
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案の実施例水中眼鏡の正面外観□ 図
、第２図は第１図のｎ−ｎ’−側断面図、第３図は従来
の平板ガラスを用いた水中眼鏡の水中の物体からの光線
の屈折作用を説明する・一部拡大図、第４図はこの考案
の球面ガラスを用いた水中眼鏡を第３図と同条件におけ
る屈折作珀を説明する一部拡大図である。
２・・・・・・接眼側２■を平滑な凹面を形成した光学
的透明板。Figure 1 shows the front appearance of underwater goggles according to an embodiment of this invention. Figure 2 is a sectional view taken along the n-n' side of Figure 1. Figure 3 shows a conventional underwater goggles using flat glass. Figure 4 is a partially enlarged view to explain the refraction of light rays from an object, and Figure 4 is a partially enlarged view to explain the refraction of underwater glasses using spherical glass of this invention under the same conditions as Figure 3. . 2... Optical transparent plate with a smooth concave surface formed on the eyepiece side 2■.
Claims (1)
る水中眼鏡。Underwater glasses made of an optically transparent plate with a smooth concave surface on the eyepiece side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20115882U JPS59100449U (en) | 1982-12-22 | 1982-12-22 | underwater glasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20115882U JPS59100449U (en) | 1982-12-22 | 1982-12-22 | underwater glasses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59100449U true JPS59100449U (en) | 1984-07-06 |
Family
ID=30426666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20115882U Pending JPS59100449U (en) | 1982-12-22 | 1982-12-22 | underwater glasses |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59100449U (en) |
-
1982
- 1982-12-22 JP JP20115882U patent/JPS59100449U/en active Pending
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