JPS59100219U - Light emitting diode test equipment - Google Patents
Light emitting diode test equipmentInfo
- Publication number
- JPS59100219U JPS59100219U JP19935282U JP19935282U JPS59100219U JP S59100219 U JPS59100219 U JP S59100219U JP 19935282 U JP19935282 U JP 19935282U JP 19935282 U JP19935282 U JP 19935282U JP S59100219 U JPS59100219 U JP S59100219U
- Authority
- JP
- Japan
- Prior art keywords
- light
- emitting diode
- light emitting
- test equipment
- diode test
- 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)
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図はＬＥＤの光度を測定分類する従来の試験装置の
構成図、第２図は本考案によるＬＥＤの光度試験装置の
構成図、第３図は第２図の各部における信号及び出力電
圧のタイミングチャートである。Fig. 1 is a block diagram of a conventional test device for measuring and classifying the luminous intensity of LEDs, Fig. 2 is a block diagram of the LED luminous intensity testing device according to the present invention, and Fig. 3 shows the signals and output voltages in each part of Fig. 2. This is a timing chart.
Claims (1)
受光面に入る外部光のリーク、光センサー及びプリアン
プのオフセット等による誤差電圧を保持するサンプルア
ンドホールド回路を有し、測定ディバイス毎に自動的に
誤差補正をすることを特徴とする１発光ダイオードの光
度試験装置。A light-emitting diode light intensity measurement device has a sample-and-hold circuit that holds error voltages caused by leakage of external light entering the light-receiving surface of the light sensor, offset of the light sensor and preamplifier, etc., and automatically corrects errors for each measurement device. 1. A light intensity testing device for light emitting diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19935282U JPS59100219U (en) | 1982-12-24 | 1982-12-24 | Light emitting diode test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19935282U JPS59100219U (en) | 1982-12-24 | 1982-12-24 | Light emitting diode test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59100219U true JPS59100219U (en) | 1984-07-06 |
Family
ID=30424889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19935282U Pending JPS59100219U (en) | 1982-12-24 | 1982-12-24 | Light emitting diode test equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59100219U (en) |
-
1982
- 1982-12-24 JP JP19935282U patent/JPS59100219U/en active Pending
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