JPS6347237U - - Google Patents
Info
- Publication number
- JPS6347237U JPS6347237U JP13931386U JP13931386U JPS6347237U JP S6347237 U JPS6347237 U JP S6347237U JP 13931386 U JP13931386 U JP 13931386U JP 13931386 U JP13931386 U JP 13931386U JP S6347237 U JPS6347237 U JP S6347237U
- Authority
- JP
- Japan
- Prior art keywords
- polychromator
- diffraction grating
- detector
- concave diffraction
- optical axis
- 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 description 4
- 239000004065 semiconductor Substances 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Spectrometry And Color Measurement (AREA)
Description
第１図は本考案の一実施例の機能を説明する光
線平面図、第２図は本考案の光学系統平面図、第
３図は本考案の実施例を補足説明する為の平面図
、第４図は本考案の効果が発生し得る限界を調べ
る為の光線平面図、第５図は従来例の光線側面図
である。
１…入射光、２…回折光、３…反射光、１１…
入射スリツト、１２…凹面回折格子、１３…凹面
回折格子虚像、１４…アレイ形検知器。
Fig. 1 is a ray plan view for explaining the functions of an embodiment of the present invention, Fig. 2 is a plan view of the optical system of the invention, Fig. 3 is a plan view for supplementary explanation of the embodiment of the invention; FIG. 4 is a ray plane view for examining the limits to which the effects of the present invention can occur, and FIG. 5 is a ray side view of a conventional example. 1... Incident light, 2... Diffracted light, 3... Reflected light, 11...
Incidence slit, 12... Concave diffraction grating, 13... Concave diffraction grating virtual image, 14... Array type detector.
Claims (1)
ロメータにおいて、平面形検知器を光軸平面内で
傾け、平面検知面における回折光の鏡面反射光が
、凹面回折格子方向に戻つて行かないようにした
ことを特徴とするポリクロメータ。 ２ 請求の範囲第１項において、凹面回折格子と
してホログラフイツク回折格子を用いたことを特
徴とするポリクロメータ。 ３ 請求の範囲１項において、凹面回折格子とし
て、機械刻線式回折格子を用いたことを特徴とす
るポリクロメータ。 ４ 請求の範囲第３項において、機械刻線式不等
間隙回折格子を用いたことを特徴とするポリクロ
メータ。 ５ 請求の範囲第１項において、平面形検知器と
して、半導体検知器を用いたことを特徴とするポ
リクロメータ。 ６ 請求の範囲第５項において、半導体検知器と
して、複数個のフオトダイオードを用いたことを
特徴とするポリクロメータ。 ７ 請求の範囲第６項において、フオトダイオー
ドをアレイ状に連結したことを特徴とするポリク
ロメータ。 ８ 請求の範囲第１項において、平面形検知器の
受光部の光軸平面に投影する線分に立てた法線が
凹面回折格子と光軸平面でできる円弧を通過しな
いようにしたことを特徴とするポリクロメータ。[Claims for Utility Model Registration] 1. In a polychromator using a concave diffraction grating and a flat detector, the flat detector is tilted within the optical axis plane, and the specular reflection of diffracted light on the flat detection surface is caused by concave diffraction. A polychromator characterized by not moving back in the direction of the lattice. 2. The polychromator according to claim 1, characterized in that a holographic diffraction grating is used as the concave diffraction grating. 3. The polychromator according to claim 1, characterized in that a mechanically scored diffraction grating is used as the concave diffraction grating. 4. The polychromator according to claim 3, characterized in that a mechanically scored unequal spacing diffraction grating is used. 5. The polychromator according to claim 1, characterized in that a semiconductor detector is used as the planar detector. 6. The polychromator according to claim 5, characterized in that a plurality of photodiodes are used as the semiconductor detector. 7. The polychromator according to claim 6, characterized in that photodiodes are connected in an array. 8. Claim 1 is characterized in that the normal line erected to the line segment projected onto the optical axis plane of the light receiving part of the flat detector does not pass through the arc formed by the concave diffraction grating and the optical axis plane. Polychromator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13931386U JPS6347237U (en) | 1986-09-12 | 1986-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13931386U JPS6347237U (en) | 1986-09-12 | 1986-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6347237U true JPS6347237U (en) | 1988-03-30 |
Family
ID=31045103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13931386U Pending JPS6347237U (en) | 1986-09-12 | 1986-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6347237U (en) |
-
1986
- 1986-09-12 JP JP13931386U patent/JPS6347237U/ja active Pending
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