JPH0477119U - - Google Patents
Info
- Publication number
- JPH0477119U JPH0477119U JP12008690U JP12008690U JPH0477119U JP H0477119 U JPH0477119 U JP H0477119U JP 12008690 U JP12008690 U JP 12008690U JP 12008690 U JP12008690 U JP 12008690U JP H0477119 U JPH0477119 U JP H0477119U
- Authority
- JP
- Japan
- Prior art keywords
- top plate
- bottom plate
- plate
- attachment part
- approximately
- 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
- 239000002131 composite material Substances 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
Landscapes
- Lenses (AREA)
Description
第１図は本考案による拡大具の一実施例を示す
外観斜視図、第２図は同実施例における拡大具を
分解した状態を示す平面図、第３図は同実施例に
おける拡大具ｋ使用方法を説明するための平面図
である。
１……天板、１ａ……レンズ取付け部、２……
底板、２ａ……開口部、３……脚板、４……フレ
ネルレンズ。
Fig. 1 is an external perspective view showing an embodiment of the enlarging tool according to the present invention, Fig. 2 is a plan view showing an exploded state of the enlarging tool according to the same embodiment, and Fig. 3 is a magnifying tool k used in the same embodiment. FIG. 3 is a plan view for explaining the method. 1...Top plate, 1a...Lens mounting part, 2...
Bottom plate, 2a...opening, 3...leg plate, 4...Fresnel lens.
Claims (1)
け部が形成されたｎ角形（ｎは３以上の整数）の
天板と、 適当な剛性を有すると共に、前記天板のレンズ
取付け部に対応した位置に開口部が形成され、前
記天板とほぼ同一形状の底板と、 適当な剛性を有し、前記天板と底板とをつなぐ
、ほぼ中間高さ位置で二つ折り自在でほぼ同じ長
さのｎ個の脚板と、 前記天板のレンズ取付け部に取付けられたフレ
ネルレンズと、 を備えて成ることを特徴とする拡大具。 (2) 前記ｎ角形としては正偶数角形であること
を特徴とする請求項(1)に記載の拡大具。 (3) 前記ｎ角形としては正六角形であることを
特徴とする請求項(1)に記載の拡大具。 (4) 前記天板、底板、脚板としては、厚紙また
は合成樹脂あるいはこれらの複合材料からなるこ
とを特徴とする請求項(1)に記載の拡大具。[Claims for Utility Model Registration] (1) An n-gonal top plate (n is an integer of 3 or more) having appropriate rigidity and on which a lens attachment part of a predetermined shape is formed; An opening is formed at a position corresponding to the lens attachment part of the top plate, and a bottom plate having approximately the same shape as the top plate, and a bottom plate having an appropriate rigidity and connecting the top plate and the bottom plate at an approximately mid-height position. A magnifying tool comprising: n leg plates that can be folded into two and have approximately the same length; and a Fresnel lens attached to a lens attachment part of the top plate. (2) The enlarging device according to claim 1, wherein the n-gon is a regular-even polygon. (3) The enlarging tool according to claim (1), wherein the n-gon is a regular hexagon. (4) The magnifying device according to claim (1), wherein the top plate, bottom plate, and leg plate are made of cardboard, synthetic resin, or a composite material thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12008690U JPH0477119U (en) | 1990-11-16 | 1990-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12008690U JPH0477119U (en) | 1990-11-16 | 1990-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0477119U true JPH0477119U (en) | 1992-07-06 |
Family
ID=31868012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12008690U Pending JPH0477119U (en) | 1990-11-16 | 1990-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0477119U (en) |
-
1990
- 1990-11-16 JP JP12008690U patent/JPH0477119U/ja active Pending