JPH02226217A - Astronomical telescope - Google Patents
Astronomical telescopeInfo
- Publication number
- JPH02226217A JPH02226217A JP4769989A JP4769989A JPH02226217A JP H02226217 A JPH02226217 A JP H02226217A JP 4769989 A JP4769989 A JP 4769989A JP 4769989 A JP4769989 A JP 4769989A JP H02226217 A JPH02226217 A JP H02226217A
- Authority
- JP
- Japan
- Prior art keywords
- eyepiece
- finder
- optical axis
- lens barrel
- reflecting mirror
- 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 abstract description 17
- 238000005452 bending Methods 0.000 abstract 1
- 230000002747 voluntary effect Effects 0.000 description 1
Landscapes
- Telescopes (AREA)
Abstract
Description
【発明の詳細な説明】
庄１」Ｊ冴旧１先肛
本発明は主鏡筒と、接眼レンズを保持する接眼部と低倍
率のファインダーとを有する天体望遠鏡に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an astronomical telescope having a primary lens barrel, an eyepiece holding an eyepiece, and a finder with low magnification.
従来東技血
従来の天体望遠鏡は主鏡筒に取付けたブラケ・ノドに低
倍率のファインダーを取付け、主光軸とファインダー光
軸との平行は手作業によって行う。Conventional Togi Keke Conventional astronomical telescopes have a low magnification finder attached to the bracket and throat attached to the main lens barrel, and the main optical axis and the finder optical axis are aligned manually.
低倍率のファインダーで目標付近を探索し、主鏡筒の接
眼部で拡大する。Search around the target with a low-magnification finder and magnify it with the eyepiece of the primary lens barrel.
（′シよ°と る・
上述の主鏡筒とファインダーとの光軸の平行の作業は、
第１に主鏡筒を地上の目標に固定し、同じ目標をファイ
ンダーの取付を調節して探索し調節する。しかし、この
作業は著しく時間がかかり不正確である。(The work to parallel the optical axes of the main lens barrel and finder mentioned above is
First, the main lens barrel is fixed to a target on the ground, and the same target is searched for and adjusted by adjusting the finder attachment. However, this operation is extremely time consuming and inaccurate.
更に、従来は望遠鏡の倍率変更は接眼部の交換によって
行うが９時間がかかり、接眼部の汚損。Furthermore, conventionally, changing the magnification of a telescope was done by replacing the eyepiece, but this took nine hours and resulted in the eyepiece getting dirty.
紛失の傾向が強く、望ましくない。It has a strong tendency to be lost, which is undesirable.
−を１゛ るための
本発明による上述の形式の天体望遠鏡は、接眼部付近の
鏡筒に取付は光軸を４５°に曲げる反射鏡と５反射鏡か
らの光を受ける該ファインダーと。The above-mentioned astronomical telescope according to the present invention for increasing the angle of 1° has a reflector that bends the optical axis at 45° and a finder that receives light from the reflector.
接眼部に共働して反射鏡の角度をＯｏにする手段とを備
える。A means for adjusting the angle of the reflecting mirror to Oo in cooperation with the eyepiece is provided.
本発明の好適な実施例によって、前記０°にする手段を
接眼部の延長部として接眼部の出入によって角度を決定
する。According to a preferred embodiment of the present invention, the means for adjusting to 0° is an extension of the eyepiece, and the angle is determined by moving in and out of the eyepiece.
他の実施例によって、鏡筒の外側に光軸を中心として回
動可能のスリーブを取付け、複数の倍率の異なるファイ
ンダーをスリーブに取付ける。According to another embodiment, a sleeve rotatable about the optical axis is attached to the outside of the lens barrel, and a plurality of finders with different magnifications are attached to the sleeve.
皿
上述の本発明の構成によって、ファインダーは主鏡筒に
取付けられるため、光軸の平行を出す作業はなくなる。According to the configuration of the present invention described above, the finder is attached to the main lens barrel, so there is no need to make the optical axes parallel.
更に９倍率変更はスリーブの回動によって行い得るため
著しく簡単になる。Furthermore, the nine magnification changes can be made by rotating the sleeve, which greatly simplifies the process.
尖隻尉
本発明を例示とした実施例並びに図面について説明する
。Embodiments and drawings illustrating the present invention will be described.
第１−４図は本発明の第１の実施例による天体望遠鏡を
示す。主鏡筒１０に抜差自在に係合させ１通常のラック
１２とピニオン連結を介してハンドル１４によって焦点
調節する鏡筒１６を有する。本発明によって、鏡筒１６
に保持部材１８を止めねじによって取付ける。保持部材
１８は上部に孔２０を有し、孔２０に対向させて反射鏡
２２をピン２４によって枢支し。1-4 show an astronomical telescope according to a first embodiment of the invention. It has a lens barrel 16 which is removably engaged with the main lens barrel 10 and whose focus is adjusted by a handle 14 via a normal rack 12 and pinion connection. According to the present invention, the lens barrel 16
Attach the holding member 18 to the holder with a set screw. The holding member 18 has a hole 20 in its upper part, and a reflecting mirror 22 is pivotally supported by a pin 24 so as to face the hole 20.
４５°と０°の間を回４動可能とする。Allows 4 rotations between 45° and 0°.
保持部材１８の後端の孔内に接眼部２６を抜差し自在に
係合させ、アイピース２８とアイピース保持部材３０か
ら成る。アイピース２８とアイピース保持部材３０との
間はビス３２で固定し、アイピース保持部材３０と保持
部材１８との間はビス３４で固定する。アイピース保持
部材３０の先端３５は４５°の傾斜とし。The eyepiece 26 is inserted into and removed from the hole at the rear end of the holding member 18 and is comprised of an eyepiece 28 and an eyepiece holding member 30. The eyepiece 28 and the eyepiece holding member 30 are fixed with screws 32, and the eyepiece holding member 30 and the holding member 18 are fixed with screws 34. The tip 35 of the eyepiece holding member 30 is inclined at 45°.
反射鏡２２の背面に接触させる。It is brought into contact with the back surface of the reflecting mirror 22.
保持部材１８の外面に接触させたスリーブ３６に一体と
してファインダー保持部３８を直角に突出させて形成す
る。保持部３８は孔２０と同心とし１ ファインダー４
０を取付けてビス４２で固定する。ファインダー４０は
アイピース２８に直角方向となる。A finder holding portion 38 is integrally formed with a sleeve 36 that is in contact with the outer surface of the holding member 18 and projects at a right angle. The holding part 38 is concentric with the hole 20 1 Finder 4
0 and secure with screws 42. The finder 40 is perpendicular to the eyepiece 28.
作動について説明する。第１に接眼部２６を第２図に示
す突出位置に引出し９反射鏡２２を図の４５゛の位置と
する。主鏡筒１０からの光は９０°に反射されてファイ
ンダー４０の光軸に一致する。低倍率のファインダー４
０によって所望の範囲を容易に探索できる。The operation will be explained. First, the eyepiece 26 is placed in the protruding position shown in FIG. 2, and the drawer 9 reflector 22 is placed in the 45° position shown in the figure. The light from the main lens barrel 10 is reflected at 90° and coincides with the optical axis of the finder 40. Low magnification finder 4
0 makes it easy to search for a desired range.
次に接眼部２６を押込みアイピース保持部３０の先端３
５は反射鏡２２を押してピン２４を中心として回動させ
、第３図に示す通り０°の位置として孔２０を閉鎖させ
る。アイピース２８を経て大きな倍率で所望の天体を観
測する。ビス３４は保持部材３０の溝３３を滑動し、光
軸を中心とする保持部材３０の回動を防ぐ。Next, push the eyepiece part 26 into the tip 3 of the eyepiece holding part 30.
5 pushes the reflector 22 and rotates it around the pin 24 to close the hole 20 at the 0° position as shown in FIG. A desired celestial body is observed with a large magnification through the eyepiece 28. The screw 34 slides in the groove 33 of the holding member 30 and prevents the holding member 30 from rotating around the optical axis.
かくして、ファインダー４０と接眼部２６との間の光軸
の平行を出す必要はなくなり、外力による調節狂いの問
題もなくなる。In this way, there is no need to make the optical axes parallel to each other between the finder 40 and the eyepiece 26, and the problem of adjustment errors due to external forces is also eliminated.
本発明の第２の実施例を第５図に示し１図示の例ではス
リーブ３６と同等のスリーブ４３を保持部材１８に固定
せず、ファインダー保持部４４．４６を一体に形成する
。保持部の数は３個以上とすることもできる。保持部４
４．４６に夫々倍率の異なるファインダーを係合させ、
スリーブ４３を回動させて所望の倍率のファインダーを
光軸に一致させる。A second embodiment of the present invention is shown in FIG. 5, and in the example shown in FIG. 5, a sleeve 43 equivalent to the sleeve 36 is not fixed to the holding member 18, and finder holding parts 44, 46 are integrally formed. The number of holding parts can also be three or more. Holding part 4
4. Engage finders with different magnifications on 46,
The sleeve 43 is rotated to align the finder with the desired magnification with the optical axis.
これによって、接眼部２６．保持部４４．４６に挿入す
るレンズを適切に選択して、低倍率から高倍率までの所
要の倍率を容易に得ることができる。This allows the eyepiece section 26. By appropriately selecting lenses to be inserted into the holding parts 44 and 46, it is possible to easily obtain a desired magnification from low to high magnification.
鬼凱勿羞来
本発明による天体望遠鏡はファインダーを主鏡筒と一体
化し、光軸合せの必要なく、容易に、直に観測ができる
。更に、各種の倍率の接眼部を組合せることができ、使
用範囲は広い。The astronomical telescope according to the present invention integrates the finder with the main lens barrel, allowing for easy and direct observation without the need for optical axis alignment. Furthermore, it is possible to combine eyepieces with various magnifications, and the scope of use is wide.
第１図は本発明による天体望遠鏡の一部の側面図、第２
図はファインダー使用の場合の第１図の一部の縦断面図
、第３図は接眼部使用の場合の縦断面図、第４図は第１
図の端面図、第５図は他の実施例の端面図である。
１０８．主鏡筒 １６０．調節鏡筒 １８０．保持部材
２０１．孔 ２２９０反射鏡 ２４１．ピン ２６１．
接眼部２８０．アイピース ３５１．先端部 ３６０．
スリーブ３８．４４，４６． 、保持部 ４００．ファ
インダー第
第
図
図
手続補正書（自発）
１．事件の表示
平成１年 特 許 願 第４７６９９号２、発明の名称
天 体 望 遠 鏡
３、補正をする者
事件との関係 特許出願人
住 所 東京都台東区竜泉３丁目４０＃２号名称大−光
学株式会社
代表者 大 島 恵 司
４、代理人〒１０５
住 所 東京都港区浜松町２丁目２番１５号６、補正の
内容
（１） 本願に添付した図面中第２図および第３図を
別紙補正図面の通り補正する。
７、添付書類の目録
（１）補正図面 １通FIG. 1 is a side view of a part of the astronomical telescope according to the present invention, and FIG.
The figure is a longitudinal sectional view of a part of Fig. 1 when using the finder, Fig. 3 is a longitudinal sectional view when using the eyepiece, and Fig. 4 is a partial longitudinal sectional view of Fig. 1 when using the finder.
FIG. 5 is an end view of another embodiment. 108. Main barrel 160. Adjustable lens barrel 180. Holding member 201. Hole 2290 Reflector 241. Pin 261.
Eyepiece section 280. Eyepiece 351. Tip 360.
Sleeves 38, 44, 46. , holding part 400. Finder chart procedure amendment (voluntary) 1. Display of the case 1999 Patent Application No. 47699 2, Name of the invention Celestial telescope 3, Person making the amendment Relationship to the case Patent applicant address No. 2, 40 Ryusen, Taito-ku, Tokyo -Optical Co., Ltd. Representative Keiji Oshima 4, Agent 105 Address 2-2-15-6 Hamamatsucho, Minato-ku, Tokyo Contents of amendment (1) Figures 2 and 3 of the drawings attached to this application Correct the figure according to the attached revised drawing. 7. List of attached documents (1) One amended drawing
Claims (1)
ファインダーとを有する天体望遠鏡において、 接眼部付近の鏡筒に取付け光軸を４５°に曲げる反射鏡
と、反射鏡からの光を受ける該ファインダーと、接眼部
に共働して反射鏡の角度を０°にする手段とを備えるこ
とを特徴とする天体望遠鏡。 ２、前記０°にする手段を接眼部の延長部として接眼部
の出入によって角度を決定する請求項１記載の天体望遠
鏡。 ３、前記鏡筒の外側に光軸を中心として回動可能のスリ
ーブを取付け、複数の倍率の異なるファインダーをスリ
ーブに取付ける請求項１記載の天体望遠鏡。[Scope of Claims] 1. In an astronomical telescope that has a primary lens barrel, an eyepiece that holds an eyepiece, and a low-magnification finder, a reflector that bends the optical axis at 45° is attached to the lens barrel near the eyepiece. An astronomical telescope comprising: a mirror; the finder for receiving light from the reflecting mirror; and means that cooperates with the eyepiece to set the angle of the reflecting mirror to 0°. 2. The astronomical telescope according to claim 1, wherein the means for adjusting to 0° is an extension of the eyepiece and the angle is determined by moving in and out of the eyepiece. 3. The astronomical telescope according to claim 1, wherein a sleeve rotatable around the optical axis is attached to the outside of the lens barrel, and a plurality of finders with different magnifications are attached to the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4769989A JPH02226217A (en) | 1989-02-28 | 1989-02-28 | Astronomical telescope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4769989A JPH02226217A (en) | 1989-02-28 | 1989-02-28 | Astronomical telescope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02226217A true JPH02226217A (en) | 1990-09-07 |
Family
ID=12782540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4769989A Pending JPH02226217A (en) | 1989-02-28 | 1989-02-28 | Astronomical telescope |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02226217A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5121220A (en) * | 1991-02-20 | 1992-06-09 | Jason Empire, Inc. | Ocular turret telescope system |
| JPH0515014U (en) * | 1991-08-07 | 1993-02-26 | 株式会社トミー | telescope |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6150919B2 (en) * | 1982-10-18 | 1986-11-06 | Inax Corp |
-
1989
- 1989-02-28 JP JP4769989A patent/JPH02226217A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6150919B2 (en) * | 1982-10-18 | 1986-11-06 | Inax Corp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5121220A (en) * | 1991-02-20 | 1992-06-09 | Jason Empire, Inc. | Ocular turret telescope system |
| JPH0515014U (en) * | 1991-08-07 | 1993-02-26 | 株式会社トミー | telescope |
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