JPS6160220U - - Google Patents
Info
- Publication number
- JPS6160220U JPS6160220U JP14486784U JP14486784U JPS6160220U JP S6160220 U JPS6160220 U JP S6160220U JP 14486784 U JP14486784 U JP 14486784U JP 14486784 U JP14486784 U JP 14486784U JP S6160220 U JPS6160220 U JP S6160220U
- Authority
- JP
- Japan
- Prior art keywords
- magnification
- projection lens
- lens system
- variable magnification
- variable
- 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
- 238000005286 illumination Methods 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims 4
- 238000006073 displacement reaction Methods 0.000 claims 1
Landscapes
- Microscoopes, Condenser (AREA)
- Lens Barrels (AREA)
Description
図面は本考案の実施例を示すもので、第１図は
本考案細隙灯顕微鏡全体の側面図、第２図は要部
の部分断面図、第３図は第１対物レンズ側より見
たドラムの部分断面図、第４図は照野の変倍投影
レンズ系の断面図、第５図は低倍率時の照野と視
野の拡大平面図、第６図は従来装置の高倍率時に
於ける照野と視野の拡大平面図、第７図は本考案
細隙灯顕微鏡の高倍率時に於ける照野と視野の拡
大平面図である。
１…テーブル、２…架台、３…ジヨイステイツ
クハンドル、４…顕微鏡取付けアーム、５…細隙
灯取付けアーム、６…ランプハウス、７…変倍投
影レンズ系ハウジング、８…スリツト回転リング
、９…投影プリズム、１０…顎台支柱、１１…顎
台、１２…倍率切り替えハンドル、１３…プリズ
ムボツクス、１４…カメラアタツチメント、１５
…接眼レンズ、１６…第１対物レンズ、１７…観
察変倍レンズ系ハウジング、１８…変倍第１対物
レンズ、１９…変倍第２対物レンズ、２０…ドラ
ム、２１…スライドバー、２２…センサー、２３
…バネ、２４…カム、２５…ガイド、２６…ホル
ダー、２７…ミラー、２８…水平回転カム、２９
…ギヤ、３０…ギヤ、３１…ステツピングモータ
ー、３２…凸レンズ、３３…凹レンズ、３４…ベ
アリング、３５…凸レンズ、３６…視野、３７…
照野、３８…視野、３９…照野、４０…スリツト
、４１…フイルター、４２…コンデンサーレンズ
、４３…光源、４４…台形プリズム、４５…投影
レンズ、Ａ…観察変倍レンズ、Ｂ…変倍投影レン
ズ系、Ｃ…変倍投影レンズ系調整機構、Ｄ…顕微
鏡。
The drawings show an embodiment of the present invention. Figure 1 is a side view of the entire slit lamp microscope of the present invention, Figure 2 is a partial sectional view of the main parts, and Figure 3 is a view from the first objective lens side. A partial cross-sectional view of the drum, Figure 4 is a cross-sectional view of the variable magnification projection lens system of the illumination field, Figure 5 is an enlarged plan view of the illumination field and field of view at low magnification, and Figure 6 is a view of the conventional device at high magnification. FIG. 7 is an enlarged plan view of the illumination field and field of view at high magnification of the slit lamp microscope of the present invention. DESCRIPTION OF SYMBOLS 1... Table, 2... Mount, 3... Joy stick handle, 4... Microscope mounting arm, 5... Slit lamp mounting arm, 6... Lamp house, 7... Variable power projection lens system housing, 8... Slit rotation ring, 9 ...Projection prism, 10... Chin rest support, 11... Chin rest, 12... Magnification switching handle, 13... Prism box, 14... Camera attachment, 15
... Eyepiece lens, 16... First objective lens, 17... Variable power observation lens system housing, 18... Variable power first objective lens, 19... Second variable power objective lens, 20... Drum, 21... Slide bar, 22... Sensor , 23
...Spring, 24...Cam, 25...Guide, 26...Holder, 27...Mirror, 28...Horizontal rotation cam, 29
...gear, 30...gear, 31...stepping motor, 32...convex lens, 33...concave lens, 34...bearing, 35...convex lens, 36...field of view, 37...
Teru field, 38... Field of view, 39... Teru field, 40... Slit, 41... Filter, 42... Condenser lens, 43... Light source, 44... Trapezoidal prism, 45... Projection lens, A... Observation variable magnification lens, B... Variable magnification Projection lens system, C... variable magnification projection lens system adjustment mechanism, D... microscope.
Claims (1)
変倍投影レンズ系を配置し、観察光学系の観察倍
率切り替え操作に連動させて該変倍投影レンズ系
の倍率を切り替え、各観察倍率の観期視野に応じ
て照明の照野を調整し得るように構成したことを
特徴とする細隙灯顕微鏡。 (2) 観察光学系の変倍対物レンズを装着せるド
ラムにカムを形成させ、該カムに当接せるスライ
ドバーがドラムの回転に伴つて摺動し、該スライ
ドバーの変位量を検知するセンサーと、該変位置
に応じて照野の倍率切り替えを行う変倍投影レン
ズ系調整機構を設けたことを特徴とする実用新案
登録請求の範囲第(1)項記載の細隙灯顕微鏡。 (3) ステツピングモーターの駆動で回転する水
平回転カムに、ホルダーに固定されたベアリング
が当接され、該水平回転カムの回転に伴つて変倍
投影レンズ系内のレンズを変位させ、照野の倍率
を切り替える変倍投影レンズ系調整機構を設けた
ことを特徴とする実用新案登録請求の範囲第(2)
項記載の細隙灯顕微鏡。[Scope of Claim for Utility Model Registration] (1) A variable magnification projection lens system for changing the illumination field is arranged in the optical path of the illumination optical system, and the variable magnification projection lens system is linked to the observation magnification switching operation of the observation optical system. A slit lamp microscope characterized in that the magnification of the system can be switched and the illumination field of illumination can be adjusted according to the viewing field of each observation magnification. (2) A sensor in which a cam is formed on the drum to which the variable magnification objective lens of the observation optical system is attached, and a slide bar that comes into contact with the cam slides as the drum rotates, and detects the amount of displacement of the slide bar. and a variable magnification projection lens system adjustment mechanism for switching the magnification of the illumination field in accordance with the variable position. (3) A bearing fixed to a holder is brought into contact with a horizontal rotating cam that is rotated by the stepping motor, and as the horizontal rotating cam rotates, the lens in the variable magnification projection lens system is displaced, and the illumination field is Utility model registration claim No. (2) characterized in that a variable magnification projection lens system adjustment mechanism is provided to change the magnification of
Slit lamp microscope as described in section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14486784U JPS6160220U (en) | 1984-09-25 | 1984-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14486784U JPS6160220U (en) | 1984-09-25 | 1984-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6160220U true JPS6160220U (en) | 1986-04-23 |
Family
ID=30703130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14486784U Pending JPS6160220U (en) | 1984-09-25 | 1984-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6160220U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS646913A (en) * | 1987-06-30 | 1989-01-11 | Topcon Corp | Illumination and observation optical device |
| JP2006296806A (en) * | 2005-04-21 | 2006-11-02 | Topcon Corp | Microscope apparatus for surgery |
| JP2009189467A (en) * | 2008-02-13 | 2009-08-27 | Topcon Corp | Slit lamp |
-
1984
- 1984-09-25 JP JP14486784U patent/JPS6160220U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS646913A (en) * | 1987-06-30 | 1989-01-11 | Topcon Corp | Illumination and observation optical device |
| JP2006296806A (en) * | 2005-04-21 | 2006-11-02 | Topcon Corp | Microscope apparatus for surgery |
| JP2009189467A (en) * | 2008-02-13 | 2009-08-27 | Topcon Corp | Slit lamp |
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