JP3094070U - Magnifying glass device - Google Patents
Magnifying glass deviceInfo
- Publication number
- JP3094070U JP3094070U JP2002007253U JP2002007253U JP3094070U JP 3094070 U JP3094070 U JP 3094070U JP 2002007253 U JP2002007253 U JP 2002007253U JP 2002007253 U JP2002007253 U JP 2002007253U JP 3094070 U JP3094070 U JP 3094070U
- Authority
- JP
- Japan
- Prior art keywords
- mirror
- magnifying glass
- light
- plane mirror
- eyeball
- 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.)
- Expired - Lifetime
Links
Abstract
(57)【要約】
【課題】 眼球の近傍を高拡大率で拡大する拡大鏡装置
の提供。
【解決手段】 反射面が平面の平面鏡２ａと、該平面鏡
２ａの反射面と所定の間隔をもって配置され、外部から
入射した光を拡大する様に屈折して照射し、前記反射さ
れた光を更に拡大する様に外部に出射する対物レンズ２
ｃとを備えたことことにより、使用者が拡大鏡装置をの
ぞき込んだ場合、前記対物レンズが入射光を拡大し、更
に反射鏡からの反射光を更に拡大して出射し、眼球の近
傍を拡大して見ることができる拡大鏡装置。
(57) [Summary] [PROBLEMS] To provide a magnifier apparatus that enlarges the vicinity of an eyeball at a high magnification. SOLUTION: A plane mirror 2a having a flat reflecting surface, and a predetermined distance between the plane mirror 2a and the reflecting surface of the plane mirror 2a, are refracted and irradiated so as to enlarge light incident from the outside, and the reflected light is further irradiated. Objective lens 2 that emits light to enlarge it
c, when the user looks into the magnifying glass apparatus, the objective lens magnifies the incident light, further magnifies the reflected light from the reflecting mirror and emits it, and magnifies the vicinity of the eyeball. Magnifying glass device that can be viewed.
Description
【考案の詳細な説明】 【０００１】 【考案の属する技術分野】 本考案は、例えば眼球又はまつ毛等を拡大して目視することができる拡大鏡装 置に係り、特に小型軽量で拡大率の優れた眼球等の拡大鏡装置に関する。 【０００２】 【従来の技術】 一般に眼球にゴミが入ったときや逆さまつ毛を自分で確認するためには鏡を用 いることが知られている。このような鏡では、一般の鏡を使用すると反射光の拡 大機能がなく、例えば老眼等の場合はゴミ等を確認することが困難なため、表面 が凹形状に形成された拡大機能を持つ鏡を使用することが考えられる。 尚、このような拡大鏡に関する文献としては、実開平５−８８４０８号公報が 挙げられ、この文献には、平面鏡と拡大鏡との併設したコンパクトが記載されて いる。 【０００３】 【従来技術による問題点】 しかしながら、前述の様な表面が凹形状に形成された拡大機能を持つ鏡は、広 い範囲を拡大するには好適であるが、眼球の近傍のみを拡大するには拡大率が低 く、特に老眼等の場合は、自己でゴミや逆さまつ毛等の確認をすることが困難で あると言う不具合があった。 【０００４】 本考案の目的は、前記従来技術による不具合を除去することであり、軽量化、 低価格化並びに眼球の近傍のみを充分な拡大率により拡大し、自己で目視するこ とができる拡大鏡装置を提供することである。 【０００５】 【課題を解決するための手段】 前記目的を達成するために本考案は、反射面が平面鏡又は凹形状の反射鏡と、 該反射鏡の反射面と所定の間隔をもって配置され、外部から入射した光を拡大す る様に屈折して反射面に照射し、前記反射面から反射された光を更に拡大する様 に外部に出射する対物レンズとを備えたことを特徴とする。 【０００６】 【考案の実施の形態】 以下、本考案の一実施形態による拡大鏡装置を図面を参照して詳細に説明する 。図１は本実施形態による拡大鏡の概要構成を説明するための分解組立図、図２ は本拡大鏡装置の作用を説明するための図である。 【０００７】 本考案の一実施形態による拡大鏡装置は、図１に示す如く、平面鏡１ａを内面 に貼り付けた平面鏡部１と、該平面鏡部１の一端に一対の蝶番３により開閉自在 に取り付けられ、内面に平面鏡２ａ及び該平面鏡２ａの上面に間隔をおいて取り 付けられる枠２ｂに固定された対物レンズ２ｃとを備える拡大鏡部２とから構成 される。 【０００８】 この本実施形態による拡大鏡装置は、前述の蝶番３により平面鏡部１及び拡大 鏡部２とが開閉自在に取り付けられ、右側の拡大鏡部２は、平面版に埋め込まれ た外形が円形状且つ反射面が平面形状の平面鏡２ａと、該平面形状の平面鏡２ａ と所定の間隔をもって配置され、枠２ｃに囲まれた対物レンズ２ｂとを備え、前 記平面鏡２ａ〜対物レンズ２ｃが拡大鏡部２の内部に配置される様に構成され、 このため平面鏡部１と拡大鏡部２とを矢印Ａ方向に閉じることにより、箱形状の コンパクトな携帯に便利な形状とすることができる。 【０００９】 この様に構成された拡大鏡装置は、前記平面鏡部１と拡大鏡部２とを開き、平 面鏡部１を使用者が見ることによって平面鏡１ａが入射光を平行に反射すること により通常の平面鏡として使用することができると共に、拡大鏡部２を使用者が 見ることによって入射光を拡大して反射することにより眼球等の近傍を拡大する 拡大鏡として使用することができる。 【００１０】 本実施形態による拡大鏡部２は、図２に示す如く、使用者の眼球５の正面に配 置した場合、例えば線６ａ及び６ｂで示す範囲の部位映像が対物レンズ２ｃの屈 折によって２本の線７に示す如く拡大されて平面鏡２ａに照射され、その反射光 ８が対物レンズ２ｃの屈折によって２本の線９ａ及び９ｂに示す範囲に拡大され て眼球５に反射されるため、眼球５の近傍のみを高拡大率で拡大した画像を使用 者が見ることができる。 【００１１】 前記対物レンズ２ｃの焦点距離は、使用者が目に拡大鏡部２を眼球に近づけて 見るため眼球５から平面鏡２ａ間の距離が光路の２倍になるため、例えば６〜１ ２ｃｍが好適であるが、これに限られるものではない。また使用者が老眼の場合 は、一般に老眼とは老化により眼球水晶体の調節力が徐々に衰えてゆき、近くの 焦点が網膜上で合わせにくくなる状態のため、対物レンズ２ｃの焦点距離は、比 較的長い方が好ましく、近視の人が老眼になった場合は、近くの方が焦点距離が 合うため短い焦点距離が望ましい。 【００１２】 尚、前記実施形態においては拡大鏡部２の反射鏡として平面鏡２ａを使用する 例を説明したが、本考案はこれに限られるものではなく、表面が凹形状の反射鏡 にすることによって、さらに拡大率を向上することもできる。また、本実施形態 においては、平面鏡部と拡大鏡部とをセットした例を説明したが、平面鏡部はか ならずしも必要なものではない。 【００１３】 【考案の効果】 以上述べた如く本考案による拡大鏡装置は、反射面が平面鏡又は凹形状の反射 鏡と、該反射鏡の反射面と所定の間隔をもって配置され、外部から入射した光を 拡大する様に屈折して反射面に照射し、前記反射面から反射された光を更に拡大 する様に外部に出射する対物レンズとを備えたことにより、使用者が拡大鏡装置 をのぞき込んだ場合、前記対物レンズが入射光を拡大し、更に反射鏡からの反射 光を更に拡大して出射し、眼球の近傍を拡大して見ることができる。[Detailed description of the invention] [0001] [Technical field to which the invention belongs] The present invention relates to a magnifying glass device that allows the user to magnify an eyeball, eyelashes, or the like for visual observation. More particularly, the present invention relates to a small and lightweight magnifying glass apparatus such as an eyeball having an excellent magnification. [0002] [Prior art] In general, use a mirror to check when dirt has entered the eyeballs or to check upside down eyelashes yourself. Is known to be. In such a mirror, if a common mirror is used, the reflected light will expand. It does not have a large function, and for example, it is difficult to confirm dust etc. in the case of presbyopia. It is conceivable to use a mirror having a magnifying function formed in a concave shape. As a document relating to such a magnifying glass, Japanese Utility Model Laid-Open No. 5-88408 is disclosed. In this document, a compact with a plane mirror and a magnifying glass is described. I have. [0003] [Problems with conventional technology] However, a mirror having a magnifying function whose surface is formed in a concave shape as described above is not widely used. It is suitable for enlarging a large area, but the magnification is low to enlarge only the vicinity of the eyeball. Especially for presbyopia, etc., it is difficult to check for dirt, There was a problem that there was. [0004] The purpose of the present invention is to eliminate the disadvantages of the prior art, to reduce the weight, Reduce the price and enlarge only the vicinity of the eyeball with a sufficient magnification so that you can see it yourself. And to provide a magnifying glass device that can [0005] [Means for Solving the Problems] In order to achieve the above object, the present invention provides a flat mirror or a concave mirror having a reflecting surface, It is arranged at a predetermined distance from the reflecting surface of the reflecting mirror, and expands light incident from outside. Irradiates the reflective surface with refraction so as to further expand the light reflected from the reflective surface. And an objective lens for emitting light to the outside. [0006] [Embodiment of the invention] Hereinafter, a magnifying glass device according to an embodiment of the present invention will be described in detail with reference to the drawings. . FIG. 1 is an exploded view for explaining a schematic configuration of a magnifying glass according to the present embodiment, and FIG. FIG. 4 is a diagram for explaining the operation of the magnifying glass apparatus. [0007] As shown in FIG. 1, a magnifying glass apparatus according to an embodiment of the present invention includes a plane mirror 1a having an inner surface. A flat mirror unit 1 attached to a flat mirror unit, and one end of the flat mirror unit 1 can be opened and closed by a pair of hinges 3 The plane mirror 2a and the upper surface of the plane mirror 2a are spaced from each other on the inner surface. A magnifying mirror unit 2 having an objective lens 2c fixed to a frame 2b to be attached. Is done. [0008] The magnifying glass device according to the present embodiment includes the flat mirror portion 1 and the enlarged The mirror section 2 is attached to be openable and closable, and the magnifying mirror section 2 on the right side is embedded in a flat plate. A flat mirror 2a having a circular outer shape and a flat reflecting surface, and a flat mirror 2a having the flat shape. And an objective lens 2b arranged at a predetermined interval and surrounded by a frame 2c. The plane mirror 2a to the objective lens 2c are configured to be arranged inside the magnifying mirror unit 2, Therefore, by closing the plane mirror unit 1 and the magnifying mirror unit 2 in the direction of arrow A, a box-shaped The shape can be made compact and convenient for carrying. [0009] The magnifying glass device thus configured opens the flat mirror unit 1 and the magnifying mirror unit 2 and The plane mirror 1a reflects incident light in parallel by the user viewing the plane mirror unit 1. Can be used as a normal plane mirror, and the magnifying mirror 2 can be used by the user. Enlarge the vicinity of the eyeball etc. by expanding and reflecting the incident light by seeing Can be used as magnifier. [0010] The magnifying glass unit 2 according to the present embodiment is arranged in front of the user's eyeball 5 as shown in FIG. When placed, for example, the image of the region in the range indicated by the lines 6a and 6b The light is magnified as shown by two lines 7 and illuminates the plane mirror 2a, and the reflected light 8 is enlarged by the refraction of the objective lens 2c to the range shown by the two lines 9a and 9b. Uses an image in which only the vicinity of the eyeball 5 is enlarged at a high magnification because it is reflected by the eyeball 5 Can see. [0011] The focal length of the objective lens 2c is determined by the user bringing the magnifying glass unit 2 close to the eyeball. For viewing, the distance between the eyeball 5 and the plane mirror 2a is twice as long as the optical path. 2 cm is preferred, but is not limited to this. If the user has presbyopia In general, presbyopia is a condition in which the accommodation power of the eye lens gradually decreases due to aging, Since the focal point is difficult to focus on the retina, the focal length of the objective lens 2c is It is preferable to use a relatively long lens.If a person with myopia has presbyopia, the nearer one has a shorter focal length. A short focal length is desirable for matching. [0012] In the above embodiment, the plane mirror 2a is used as the reflecting mirror of the magnifying mirror unit 2. Although an example has been described, the present invention is not limited to this, and the surface of the reflector is concave. By doing so, the enlargement ratio can be further improved. Also, the present embodiment In the above, the example in which the plane mirror section and the magnifying mirror section are set has been described. It is not necessary. [0013] [Effect of the invention] As described above, the magnifying glass device according to the present invention has a reflecting surface having a flat mirror or a concave shape. A mirror, disposed at a predetermined distance from the reflecting surface of the reflecting mirror, to reduce light incident from outside; It is refracted so as to expand and irradiates the reflecting surface, and the light reflected from the reflecting surface is further expanded. The objective lens that emits light to the outside so that the user can The objective lens magnifies the incident light and further reflects the light from the reflecting mirror. The light is further enlarged and emitted, and the vicinity of the eyeball can be enlarged and viewed.
【図面の簡単な説明】
【図１】本考案の一実施形態による拡大装置の分解組み
立て図。
【図２】本考案の一実施形態による拡大鏡装置の拡大作
用を説明するための図。
【符号の説明】
１：平面鏡部、１ａ：平面鏡、２：拡大鏡部、２ａ：平
面鏡、２ｂ：枠、２ｃ：対物レンズ、３：蝶番、５：眼
球。BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded view of an enlargement device according to an embodiment of the present invention. FIG. 2 is a view for explaining an enlargement operation of the magnifying glass apparatus according to the embodiment of the present invention. [Description of Signs] 1: plane mirror section, 1a: plane mirror, 2: magnifying mirror section, 2a: plane mirror, 2b: frame, 2c: objective lens, 3: hinge, 5: eyeball.
Claims (1)
該反射鏡の反射面と所定の間隔をもって配置され、外部
から入射した光を拡大する様に屈折して反射面に照射
し、前記反射面から反射された光を更に拡大する様に外
部に出射する対物レンズとを備えたことを特徴とする拡
大鏡装置。[Claim 1] A reflecting mirror whose reflecting surface is a plane mirror or a concave mirror,
It is arranged at a predetermined distance from the reflecting surface of the reflecting mirror, refracts light incident from the outside so as to expand it, irradiates the reflecting surface, and emits light reflected from the reflecting surface to the outside so as to further expand it. A magnifying glass device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002007253U JP3094070U (en) | 2002-11-14 | 2002-11-14 | Magnifying glass device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002007253U JP3094070U (en) | 2002-11-14 | 2002-11-14 | Magnifying glass device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP3094070U true JP3094070U (en) | 2003-05-30 |
Family
ID=43248069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002007253U Expired - Lifetime JP3094070U (en) | 2002-11-14 | 2002-11-14 | Magnifying glass device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3094070U (en) |
-
2002
- 2002-11-14 JP JP2002007253U patent/JP3094070U/en not_active Expired - Lifetime
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