JPS604934U - Relative brightness measuring device for X-ray image intensifier - Google Patents
Relative brightness measuring device for X-ray image intensifierInfo
- Publication number
- JPS604934U JPS604934U JP9748083U JP9748083U JPS604934U JP S604934 U JPS604934 U JP S604934U JP 9748083 U JP9748083 U JP 9748083U JP 9748083 U JP9748083 U JP 9748083U JP S604934 U JPS604934 U JP S604934U
- Authority
- JP
- Japan
- Prior art keywords
- ray image
- image intensifier
- measuring device
- scintillator
- photoelectric conversion
- 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
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図ａ、 ｂは従来の線量率と輝度の測定法を示し
た説明図、第２図はこの考案の一実施例に係るＸ線イメ
ージインテンシファイアの相対輝度測定装置を示す構成
図、第３図は第２図の要部（ヘッド本体）を示す断面図
、第４図はこの考案の測定装置を用いて入射Ｘ線の強度
を測定する例を示す構成図、第５図は同じ＜１．１．出
力光の強度を測定する例を示す構成図である。
７・・・ヘッド本体、８・・・メータ本体、９・・・ケ
ース、１０・・・シンチレータ、１１・・・ＮＤフィル
タ、１２・・・鉛ガラス、１３・・・光電変換素子、１
４・・・ＤＣ増幅器、１５・・・デジタルパネルメータ
。
補正 昭５９． ２．２２
実用新案登録請求の範囲を次のように補正するＯ実用新
案登録請求の範囲
（１）Ｘ線の照射により螢光を発するシンチレータ−と
、このシンチレータからの螢光を受光して電気信号に変
換する光電変換素子と、上記光電変換素子でＸ線イメー
ジインテンシファイアの出力光を測定するとき光量を減
衰させるフィルタと、上記光電変換素子の出力信号を増
幅する増幅器と、この増幅器の出力信号により入射Ｘ線
強度及びＸ線イメージインテンシファイア出力。 光
強度の両方を表示できるメータとを具備することを特徴
とするＸ線イメージインテンシファイアの相対輝度測定
装置。
（２）シンチレータはアルカリハライド系、硫化物系、
タングステン酸塩系、希土類系および有機螢光体のいず
れかまたはこれらの複合された螢光物質からなることを
特徴とした実用新案登録請求の範囲第１項に記載のＸ線
イメージインテンシファイアの相対輝度測定装置。FIGS. 1a and 1b are explanatory diagrams showing a conventional method for measuring dose rate and brightness, and FIG. 2 is a configuration diagram showing a relative brightness measuring device for an X-ray image intensifier according to an embodiment of this invention. Figure 3 is a sectional view showing the main part (head body) of Figure 2, Figure 4 is a configuration diagram showing an example of measuring the intensity of incident X-rays using the measuring device of this invention, and Figure 5 is the same. <1.1. FIG. 3 is a configuration diagram showing an example of measuring the intensity of output light. 7... Head body, 8... Meter body, 9... Case, 10... Scintillator, 11... ND filter, 12... Lead glass, 13... Photoelectric conversion element, 1
4...DC amplifier, 15...Digital panel meter. Correction 1982. 2.22 Scope of utility model registration claims amended as follows (1) A scintillator that emits fluorescent light when irradiated with X-rays, and a scintillator that emits fluorescent light when irradiated with a photoelectric conversion element for converting into a signal; a filter for attenuating the amount of light when the output light of the X-ray image intensifier is measured by the photoelectric conversion element; an amplifier for amplifying the output signal of the photoelectric conversion element; Incident X-ray intensity and X-ray image intensifier output depending on the output signal. 1. A relative brightness measuring device for an X-ray image intensifier, comprising: a meter capable of displaying both light intensity. (2) The scintillator is alkali halide, sulfide,
The X-ray image intensifier according to claim 1 of the utility model registration, characterized in that it is made of any one of tungstate-based, rare-earth-based, and organic fluorophores, or a combination of these fluorophores. Relative brightness measuring device.
Claims (1)
ンチレータからの螢光を受光して電気信号に変換する光
電変換素子と、上記Ｘ線の被曝によりシンチレータを通
過するＸ線を遮蔽する鉛ガラスと、上記光電変換素子で
Ｘ線イメージインテンシファイアの出力光を測定すると
き光量を減衰させるフィルタと、上記光電変換素子の出
力信号を、 増幅する増幅器と、この増幅器の出力信号
により入射Ｘ線強度及びＸ線イメージインテンシファイ
ア出力光強度の両方を表示するメータとを具備すること
を特徴とするＸ線イメージインテンシファイアの相対輝
度測定装置。A scintillator that emits fluorescent light when irradiated with X-rays, a photoelectric conversion element that receives the fluorescent light from the scintillator and converts it into an electrical signal, and a lead glass that blocks the X-rays that pass through the scintillator when exposed to the X-rays. , a filter that attenuates the amount of light when the output light of the X-ray image intensifier is measured by the photoelectric conversion element; an amplifier that amplifies the output signal of the photoelectric conversion element; and an output signal of the amplifier to determine the incident X-ray intensity. and a meter that displays both the output light intensity of the X-ray image intensifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9748083U JPS604934U (en) | 1983-06-24 | 1983-06-24 | Relative brightness measuring device for X-ray image intensifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9748083U JPS604934U (en) | 1983-06-24 | 1983-06-24 | Relative brightness measuring device for X-ray image intensifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS604934U true JPS604934U (en) | 1985-01-14 |
Family
ID=30231856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9748083U Pending JPS604934U (en) | 1983-06-24 | 1983-06-24 | Relative brightness measuring device for X-ray image intensifier |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS604934U (en) |
-
1983
- 1983-06-24 JP JP9748083U patent/JPS604934U/en active Pending
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