JPS58185819U - Illumination light source device with ring slit diaphragm - Google Patents
Illumination light source device with ring slit diaphragmInfo
- Publication number
- JPS58185819U JPS58185819U JP8212882U JP8212882U JPS58185819U JP S58185819 U JPS58185819 U JP S58185819U JP 8212882 U JP8212882 U JP 8212882U JP 8212882 U JP8212882 U JP 8212882U JP S58185819 U JPS58185819 U JP S58185819U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- ring slit
- condenser lens
- diaphragm
- source device
- 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
Landscapes
- Microscoopes, Condenser (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図および第２図はそれぞれ異なる従来公知の光源装
置光学系の説明図、第３図は本考案の実施例の光学系配
置図、第３Ａ図は第３図のリングスリット絞りの平面図
、第４図は第３図実施例における凸型円錐プリズムの作
用を示す光線経路図、第５図は第３図の実施例のリング
スリット絞りに別の円錐プリズムを付加した光学系配置
図、第６図は第３図の実施例の集光レンズとリングスリ
ット絞りとの間の光路中に正レンズを設けた本考案
゛の別の光学系配置図、第７図は第３図の凸形円
錐プリズムの代りに凹形内錐プリズムを設けた本考案の
別の実施例の光学系配置図、第８図は第７図の集光レン
ズとリングスリット絞りとの間の光路中に負レンズを設
けた本考案の別の光学系配置図である。
１１・・・光源、１２． １３． １７． １９・・・
集光レンズ系、１４．１４′・・・リングスリット絞り
、１５．１８・・・円錐プリズム。1 and 2 are explanatory diagrams of different optical systems of conventionally known light source devices, FIG. 3 is a layout diagram of the optical system of an embodiment of the present invention, and FIG. 3A is a plan view of the ring-slit diaphragm of FIG. 3. , FIG. 4 is a ray path diagram showing the action of the convex conical prism in the embodiment shown in FIG. 3, and FIG. 5 is an optical system layout diagram in which another conical prism is added to the ring-slit diaphragm of the embodiment shown in FIG. 3. Figure 6 shows the present invention in which a positive lens is provided in the optical path between the condenser lens and the ring slit diaphragm of the embodiment shown in Figure 3.
FIG. 7 is an optical system layout diagram of another embodiment of the present invention in which a concave inner conical prism is provided in place of the convex conical prism shown in FIG. 8 is another optical system layout diagram of the present invention in which a negative lens is provided in the optical path between the condenser lens and the ring slit diaphragm of FIG. 7; FIG. 11... light source, 12. 13. 17. 19...
Condensing lens system, 14.14'...Ring slit diaphragm, 15.18...Conical prism.
Claims (3)
間に集光レンズ系と該集光レンズ系の光軸に関して回転
対称な円錐面を有する円錐プリズムを設け、前記集光レ
ンズにより前記絞り上に結像される前記光源の光像を前
記円錐プリズムによって輪帯状に変形し、変形された該
輪帯光像が前記絞りのリングスリット開口上に結像され
る如く構成したことを特徴とするリングスリット絞りを
有する照明光源装置。(1) A condensing lens system and a conical prism having a conical surface rotationally symmetrical with respect to the optical axis of the condensing lens system are provided between a diaphragm having a ring slit aperture and a light source, and the condensing lens is placed above the diaphragm. A ring characterized in that the light image of the light source to be imaged is deformed into an annular shape by the conical prism, and the deformed annular light image is formed on a ring slit opening of the aperture. An illumination light source device with a slit aperture.
凹型の円錐面１８ａを有し、第１集光レンズ１２と第２
集光レンズ１３との間の光束中に設けられていることを
特徴とする実用新案登録請求の範囲第１項記載のリング
スリット絞りを有する照明光源装置。(2) The conical prism has a convex conical surface 15a or a concave conical surface 18a, and has a first condenser lens 12 and a second condenser lens.
An illumination light source device having a ring slit diaphragm as claimed in claim 1, wherein the ring slit diaphragm is provided in a light beam between the condenser lens 13 and the condenser lens 13.
集光レンズ１２．１３と前記絞り１４のリングスリット
開口１４ａの近傍に設けられたフィールドレンズ１７．
１９とを含み、該フィールドレンズ１７，１９は交換可
能または光軸に沿って移動可能に構成されていることを
特徴とする実用新案登録請求の範囲第１項記載のリング
スリット絞りを有する照明光源装置。(3) The female condenser lens includes a condenser lens 12.13 that collects light from the light source 11 and a field lens 17.13 provided near the ring slit opening 14a of the aperture 14.
19, and the field lenses 17, 19 are configured to be replaceable or movable along the optical axis. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8212882U JPS58185819U (en) | 1982-06-02 | 1982-06-02 | Illumination light source device with ring slit diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8212882U JPS58185819U (en) | 1982-06-02 | 1982-06-02 | Illumination light source device with ring slit diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58185819U true JPS58185819U (en) | 1983-12-10 |
Family
ID=30091204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8212882U Pending JPS58185819U (en) | 1982-06-02 | 1982-06-02 | Illumination light source device with ring slit diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58185819U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005004088A (en) * | 2003-06-13 | 2005-01-06 | Nikon Corp | Phase-contrast microscope |
| JP2006068331A (en) * | 2004-09-02 | 2006-03-16 | Nidek Co Ltd | Fundus camera |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5165956A (en) * | 1974-10-24 | 1976-06-08 | Block Engineering | |
| JPS5382368A (en) * | 1976-12-27 | 1978-07-20 | Ee Jiee Binguree Ltd | Optical system |
| JPS54152299A (en) * | 1978-05-19 | 1979-11-30 | Ibm | Material working device |
-
1982
- 1982-06-02 JP JP8212882U patent/JPS58185819U/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5165956A (en) * | 1974-10-24 | 1976-06-08 | Block Engineering | |
| JPS5382368A (en) * | 1976-12-27 | 1978-07-20 | Ee Jiee Binguree Ltd | Optical system |
| JPS54152299A (en) * | 1978-05-19 | 1979-11-30 | Ibm | Material working device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005004088A (en) * | 2003-06-13 | 2005-01-06 | Nikon Corp | Phase-contrast microscope |
| JP2006068331A (en) * | 2004-09-02 | 2006-03-16 | Nidek Co Ltd | Fundus camera |
| JP4520252B2 (en) * | 2004-09-02 | 2010-08-04 | 株式会社ニデック | Fundus camera |
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