JP2681697B2 - Star device and method for manufacturing star plate element thereof - Google Patents
Star device and method for manufacturing star plate element thereofInfo
- Publication number
- JP2681697B2 JP2681697B2 JP22563689A JP22563689A JP2681697B2 JP 2681697 B2 JP2681697 B2 JP 2681697B2 JP 22563689 A JP22563689 A JP 22563689A JP 22563689 A JP22563689 A JP 22563689A JP 2681697 B2 JP2681697 B2 JP 2681697B2
- Authority
- JP
- Japan
- Prior art keywords
- star
- plate element
- manufacturing
- substrate
- sectional shape
- 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 - Fee Related
Links
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は、測量機の視準望遠鏡に取り付けられる照星
装置及びその照星板素子の製造方法に関する。Description: TECHNICAL FIELD The present invention relates to a staring device attached to a collimation telescope of a surveying instrument and a method for manufacturing a staring plate element thereof.
（従来の技術） 従来の照星装置は、第５図に示すように、その先端部
の断面形状が円形の鏡筒Ａの先端部開口に二等辺三角形
形状の照星Ｃを有する円形の照星板素子Ｂを組み込んだ
構成になっている。また、必要に応じて接眼側開口Ｅに
レンズＤが組み込まれている。(Prior Art) As shown in FIG. 5, a conventional star device is a circular illumination device having an isosceles triangular star C at the tip opening of a lens barrel A whose tip has a circular cross-sectional shape. It has a configuration in which a star plate element B is incorporated. A lens D is incorporated in the eyepiece side opening E as needed.
更に、従来の他の照星装置として、第６図に示すよう
に、鏡筒Ｇと照星Ｆを有する先端部面Ｈをプラスチック
で一体成形したものが知られている。Further, as another conventional star device, as shown in FIG. 6, a device in which a front end surface H having a lens barrel G and a star F is integrally molded with plastic is known.
（発明が解決しようとする課題） 第５図に示した従来の照星装置では、照星板素子Ｂの
基板としてガラス板が利用され、これを製造するにはま
ず円形のガラス基板を製造し、次いでこのガラス基板の
１枚１枚にエッチング法で照星を形成していた。このた
め、照星の製作精度は高いものの、製造工程が複雑で時
間とコストがかかるという問題点があった。(Problems to be Solved by the Invention) In the conventional star device shown in FIG. 5, a glass plate is used as a substrate of the star plate element B, and a circular glass substrate is first manufactured in order to manufacture this. Then, the star was formed on each of the glass substrates by an etching method. Therefore, although the manufacturing accuracy of the star is high, there is a problem that the manufacturing process is complicated and takes time and cost.
他方、第６図に示した従来の照星装置は、プラスチッ
クの一体成形であるため、製造時間が短くコストも低い
が、照星の製作精度が低く照星装置の低級化を招くとい
う問題点がある。On the other hand, since the conventional star device shown in FIG. 6 is integrally molded of plastic, the manufacturing time is short and the cost is low, but the manufacturing accuracy of the star is low and the star device is deteriorated. There is.
また、上記従来の照星装置はともに、鏡筒の断面形状
が円形であるため、この照星装置を測量機の視準望遠鏡
に取り付けるときに、照星の頂点が鉛直方向を向くよう
に調整する作業が必要であった。Further, in both of the conventional staring devices, since the cross-sectional shape of the lens barrel is circular, when the staring device is attached to the collimation telescope of the surveying instrument, the apex of the star is adjusted so as to face the vertical direction. It was necessary to do the work.
本発明は、このような従来の問題点を解消するために
なされたものであり、照星の精度が高く且つ製造の時間
及びコストを低減することができる照星板素子の製造方
法を提供することを第１の目的とする。The present invention has been made to solve such conventional problems, and provides a method for manufacturing a star plate element, which has high accuracy of a star and can reduce manufacturing time and cost. This is the first purpose.
本発明の第２の目的は、視準望遠鏡への照星装置の取
付け時にその方向を調整する作業を不要とする照星装置
を提供することにある。It is a second object of the present invention to provide a star device that does not require the work of adjusting the direction when the star device is attached to the collimation telescope.
（課題を解決するための手段） 上記課題を解決するために、本発明の照星板素子の製
造方法は、１枚の基板に同時に複数の照星を形成し、前
記基板を切断して、各々に前記照星が１つ含まれるよう
に複数の照星板素子を製造することを特徴とする。(Means for Solving the Problems) In order to solve the above problems, a method for manufacturing a star plate element according to the present invention is to form a plurality of stars on one substrate at the same time, and cut the substrate, A plurality of star plate elements are manufactured so that each of them includes one star.
また、上記課題を解決するための本発明の照星装置
は、先端部開口の断面形状が多角形の鏡筒に、前記先端
部開口の断面形状と同一形状の基板に照星が形成された
照星板素子が組み込まれたことを特徴とする。Further, in the star device of the present invention for solving the above-mentioned problems, a star tube is formed on a substrate having a polygonal cross section of a tip opening and a substrate having the same cross section as the tip opening. It is characterized in that a star plate element is incorporated.
（実施例） 第１図は本発明に係る照星板素子の製造方法の第１実
施例を示す模式図であり、大版のガラス製の基板１には
ｍ×ｎ個の二等辺三角形形状の照星２がエッチング加工
で形成される。次いで、各々に照星２を含むｍ×ｎ個の
正方形の照星板素子３を得るように、基板１が切断線
４、５に沿って切断される。これにより、１回のエッチ
ング加工と切断加工のみによってｍ×ｎ個の照星板素子
３を同時に得ることができ、また照星２がエッチング加
工で形成されるため、その製作精度も高い。(Embodiment) FIG. 1 is a schematic view showing a first embodiment of the method for manufacturing a star plate element according to the present invention, in which a large-sized glass substrate 1 has m × n isosceles triangular shapes. The star 2 is formed by etching. The substrate 1 is then cut along the cutting lines 4, 5 so as to obtain m × n square starboard elements 3 each containing a star 2. As a result, m × n star plate elements 3 can be simultaneously obtained by only one etching process and one cutting process, and the manufacturing precision is high because the star 2 is formed by the etching process.
第２図は、上記第１実施例により得られた照星板素子
３を組み込んだ照星装置の一例を示す斜視図であり、正
方形の断面形状をもつ鏡筒12の先端部開口13に照星板素
子３が接合されている。また、鏡筒12の接眼側開口14に
は、必要に応じて、プレス加工あるいは鋳造成形された
プラスチック製の正方形形状のレンズ15が組み込まれ
る。FIG. 2 is a perspective view showing an example of a staring device in which the staring plate element 3 obtained in the first embodiment is incorporated, and the front end opening 13 of the lens barrel 12 having a square sectional shape is illuminated. The star plate element 3 is joined. Further, in the eyepiece side opening 14 of the lens barrel 12, a square lens 15 made of plastic, which has been pressed or cast, is incorporated as necessary.
この照星装置の鏡筒12は正四角柱であるため、図示し
ない視準望遠鏡の鏡筒に予め形成された取付け面に鏡筒
12の底面12aを例えば接着によって取り付けるだけで、
何ら格別の調整作業を行うことなく、照星２の頂点が鉛
直方向に向くように位置出しすることができる。Since the lens barrel 12 of this star device is a regular prism, it is attached to a mounting surface that is formed in advance on the lens barrel of a collimating telescope (not shown).
Simply attach the bottom surface 12a of 12 by, for example, gluing,
The vertices of the star 2 can be positioned so as to be oriented in the vertical direction without any special adjustment work.
第３図は照星板素子の製造方法の第２実施例を示すも
のであり、ガラス製の基板６にｍ×ｎ個の二等辺三角形
形状の照星７を同時にエッチング加工した後、切断線
９、10、11に沿って切断することにより、ｍ×ｎ個の正
三角形の照星板素子８が同時に得られる。FIG. 3 shows a second embodiment of a method for manufacturing a star plate element, in which m × n isosceles triangle shaped stars 7 are simultaneously etched on a glass substrate 6 and then cut lines are formed. By cutting along 9, 10, 11 m × n equilateral triangular star plate elements 8 are obtained at the same time.
第４図は上記第２実施例により得られた照星板素子８
を組み込んだ照星装置を示す。鏡筒20はその断面形状が
正三角形の中空柱体であり、その先端部開口21に照星板
素子８が接合されている。また、鏡筒20の接眼側開口22
には、必要に応じて、正三角形のプラスチック製レンズ
15が組み込まれる。そして、鏡筒20の底面20aを視準望
遠鏡の鏡筒に形成された取付け面に例えば接着によって
取り付けるだけで、前述の第１実施例と同時に、何ら格
別の調整作業を行うことなく、照星８の頂点が鉛直方向
に向くように位置出しすることができる。FIG. 4 shows a star plate element 8 obtained by the second embodiment.
Shows a star device incorporating the. The lens barrel 20 is a hollow columnar body whose cross-sectional shape is an equilateral triangle, and the starboard plate element 8 is joined to the tip end opening 21 thereof. In addition, the eyepiece side opening 22 of the lens barrel 20
If necessary, equilateral triangle plastic lens
15 are incorporated. Then, by simply attaching the bottom surface 20a of the lens barrel 20 to the attachment surface formed on the lens barrel of the collimating telescope, for example, by gluing, at the same time as the first embodiment described above, without performing any special adjustment work, The vertices of 8 can be positioned so that they are oriented vertically.
なお、上述の両照星装置とも、その鏡筒12、20の断面
形状が全断面にわたって正方形あるいは正三角形である
必要はなく、先端側と接眼側のみをこのような形状にし
てもよい。It should be noted that, in both of the above-mentioned star systems, the cross-sectional shape of the lens barrels 12 and 20 does not have to be square or equilateral triangle over the entire cross section, and only the tip side and the eyepiece side may have such shapes.
（発明の効果） 以上説明したように、本発明によれば、照星の精度が
高く且つ製造の時間及びコストを低減することができ
る。また、視準望遠鏡への照星装置の取付け時にその方
向を調整する作業を不要にすることができる。(Effect of the Invention) As described above, according to the present invention, the accuracy of the star is high and the manufacturing time and cost can be reduced. Further, it is possible to eliminate the work of adjusting the direction of the staring device when attaching it to the collimating telescope.
第１図は本発明に係る照星板素子の製造方法の第１実施
例を示す模式図、 第２図は第１実施例により製造された照星板素子を組み
込んだ照星装置を示す斜視図、 第３図は本発明に係る照星板素子の製造方法の第２実施
例を示す模式図、 第４図は第２実施例により製造された照星板素子を組み
込んだ照星装置を示す斜視図、 第５図は従来の照星装置を示す斜視図、 第６図は従来の他の照星装置を示す斜視図である。 １、６……基板、 ２、７……照星、 ３、８……照星板素子、 12、20……鏡筒、 13、21……先端部開口。FIG. 1 is a schematic view showing a first embodiment of the method for manufacturing a star plate element according to the present invention, and FIG. 2 is a perspective view showing a star device incorporating the star plate element manufactured according to the first embodiment. 3 and 4 are schematic diagrams showing a second embodiment of the method for manufacturing a star plate element according to the present invention, and FIG. 4 shows a star device incorporating the star plate element manufactured by the second embodiment. FIG. 5 is a perspective view showing a conventional star device, and FIG. 6 is a perspective view showing another conventional star device. 1, 6 …… Substrate, 2, 7 …… Star, 3, 8 …… Star plate element, 12, 20 …… Tube, 13, 21 …… Tip opening.
Claims (12)
前記基板を切断して、各々に前記照星が１つ含まれてい
る複数の照星板素子を製造する方法。1. A plurality of shining stars are simultaneously formed on one substrate,
A method of manufacturing a plurality of star plate elements, each of which includes one star, by cutting the substrate.
る、請求項第（１）項に記載の照星板素子の製造方法。2. The method for manufacturing a star plate element according to claim 1, wherein the substrate is made of glass.
特徴とする、請求項第（１）項又は第（２）項に記載の
照星板素子の製造方法。3. The method of manufacturing a star plate element according to claim 1, wherein the star is formed by etching.
を特徴とする、請求項第（１）項乃至第（３）項のいず
れかに記載の照星板素子の製造方法。4. The method of manufacturing a star plate element according to claim 1, wherein the star plate element is cut into a square shape.
とを特徴とする、請求項第（１）項乃至第（３）項のい
ずれかに記載の照星板素子の製造方法。5. The method for manufacturing a star plate element according to claim 1, wherein the star plate element is cut into an equilateral triangle.
前記先端部開口の断面形状と同一形状の基板に照星が形
成された照星板素子が組み込まれたことを特徴とする照
星装置。6. A lens barrel having a polygonal cross-sectional shape of the opening at the tip end,
A star device, wherein a star plate element having a star formed on a substrate having the same cross-sectional shape as the tip opening is incorporated.
ことを特徴とする、請求項第（６）項に記載の照星装
置。7. The starlight device according to claim 6, wherein a cross-sectional shape of the tip opening is square.
ることを特徴とする、請求項第（６）項に記載の照星装
置。8. The starlight device according to claim 6, wherein a cross-sectional shape of the tip end opening is an equilateral triangle.
る、請求項第（６）項乃至第（８）項のいずれかに記載
の照星装置。9. The starlight device according to claim 6, wherein the substrate is made of glass.
とを特徴とする、請求項第（６）項乃至第（９）項のい
ずれかに記載の照星装置。10. The star device according to claim 6, wherein the shape of the star is an isosceles triangle.
れかに記載の照星装置を有する望遠鏡。11. A telescope having a star device according to any one of claims (6) to (10).
れかに記載の照星装置を有する測量機。12. A surveying instrument comprising a star device according to any one of claims (6) to (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22563689A JP2681697B2 (en) | 1989-08-31 | 1989-08-31 | Star device and method for manufacturing star plate element thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22563689A JP2681697B2 (en) | 1989-08-31 | 1989-08-31 | Star device and method for manufacturing star plate element thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0389106A JPH0389106A (en) | 1991-04-15 |
| JP2681697B2 true JP2681697B2 (en) | 1997-11-26 |
Family
ID=16832409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22563689A Expired - Fee Related JP2681697B2 (en) | 1989-08-31 | 1989-08-31 | Star device and method for manufacturing star plate element thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2681697B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7606066B2 (en) | 2005-09-07 | 2009-10-20 | Innovative Silicon Isi Sa | Memory cell and memory cell array having an electrically floating body transistor, and methods of operating same |
-
1989
- 1989-08-31 JP JP22563689A patent/JP2681697B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0389106A (en) | 1991-04-15 |
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