JPS62195138U - - Google Patents
Info
- Publication number
- JPS62195138U JPS62195138U JP8254086U JP8254086U JPS62195138U JP S62195138 U JPS62195138 U JP S62195138U JP 8254086 U JP8254086 U JP 8254086U JP 8254086 U JP8254086 U JP 8254086U JP S62195138 U JPS62195138 U JP S62195138U
- Authority
- JP
- Japan
- Prior art keywords
- light
- reflecting mirror
- reflector
- umbrella
- parabolic
- 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 3
- 238000007789 sealing Methods 0.000 description 2
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Description
第１図〜第３図は各々本考案に係る反射型光源
装置の実施例を示す説明用断面図、第４図は従来
の反射型光源装置を示す説明用断面図、第５図は
従来の反射型光源装置において放射光束の平行度
を高くした場合に生ずる問題点についての説明用
断面図である。
１０……シヨートアークランプ、１１……膨出
部、１２，１３……端部封止部、１４……封体、
１５，１６……電極、２０……反射鏡、２１……
反射面、２３……開口、３０……レンズ系、４０
……被照射面、５０……傘状反射鏡、５１……反
射面、５２……光通過用開口、６０……光透過性
円錐状反射鏡、６１……反射面、７０……全反射
平面反射鏡、８０……球面反射鏡、８１……反射
面。
1 to 3 are explanatory cross-sectional views showing embodiments of a reflective light source device according to the present invention, FIG. 4 is an explanatory cross-sectional view showing a conventional reflective light source device, and FIG. FIG. 3 is a cross-sectional view for explaining problems that occur when the parallelism of emitted light beams is increased in a reflective light source device. 10... short arc lamp, 11... bulge, 12, 13... end sealing part, 14... sealing body,
15, 16...electrode, 20...reflector, 21...
Reflective surface, 23...Aperture, 30...Lens system, 40
...Irradiation surface, 50... Umbrella-shaped reflecting mirror, 51... Reflecting surface, 52... Light passage aperture, 60... Light-transmitting conical reflecting mirror, 61... Reflecting surface, 70... Total reflection Planar reflecting mirror, 80... Spherical reflecting mirror, 81... Reflecting surface.
Claims (1)
放物面反射鏡の焦点もしくはその近傍にその輝点
が位置するよう配置されたシヨートアークランプ
と、前記放物面反射鏡の前方に配置された、当該
放物面反射鏡よりの環状の放射光束を当該放物面
反射鏡の光軸に接近する方向に直角もしくはほぼ
直角に反射させる環状の反射面を有し、かつその
中央部に光通過用開口を有する傘状反射鏡と、そ
の反射面が前記傘状反射鏡の反射面に対向するよ
う配置され、前記傘状反射鏡よりの光を当該傘状
反射鏡の光軸に沿つた方向に反射させる光透過性
円錐状反射鏡と、この光透過性円錐状反射鏡の背
後において、当該光透過性円錐状反射鏡の光軸に
直角に配置した全反射平面反射鏡とを具えてなる
ことを特徴とする反射型光源装置。 a parabolic reflector having an opening at the center bottom; a short arc lamp disposed so that its bright spot is located at or near the focal point of the parabolic reflector; and a short arc lamp disposed in front of the parabolic reflector. has an annular reflecting surface that reflects the annular emitted light beam from the parabolic reflecting mirror at right angles or approximately at right angles to the direction approaching the optical axis of the parabolic reflecting mirror; An umbrella-shaped reflecting mirror having an aperture for passing light, the reflecting surface of which is arranged to face the reflecting surface of the umbrella-shaped reflecting mirror, and which directs the light from the umbrella-shaped reflecting mirror along the optical axis of the umbrella-shaped reflecting mirror. A light-transmissive conical reflector that reflects light in the direction of the light, and a total internal reflection plane reflector disposed behind the light-transmissive conical reflector at right angles to the optical axis of the light-transmissive conical reflector. A reflective light source device that is characterized by the ability to
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8254086U JPS62195138U (en) | 1986-06-02 | 1986-06-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8254086U JPS62195138U (en) | 1986-06-02 | 1986-06-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62195138U true JPS62195138U (en) | 1987-12-11 |
Family
ID=30935293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8254086U Pending JPS62195138U (en) | 1986-06-02 | 1986-06-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62195138U (en) |
-
1986
- 1986-06-02 JP JP8254086U patent/JPS62195138U/ja active Pending