JPH0430443U - - Google Patents
Info
- Publication number
- JPH0430443U JPH0430443U JP7038290U JP7038290U JPH0430443U JP H0430443 U JPH0430443 U JP H0430443U JP 7038290 U JP7038290 U JP 7038290U JP 7038290 U JP7038290 U JP 7038290U JP H0430443 U JPH0430443 U JP H0430443U
- Authority
- JP
- Japan
- Prior art keywords
- light
- rod
- sensor
- shaped sensor
- optical
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims 2
- 239000004809 Teflon Substances 0.000 claims 1
- 229920006362 Teflon® Polymers 0.000 claims 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図は本考案に係る光環境測定用棒状センサ
の分解斜視図、第２図は導光体の平面図、第３図
は光センサの接続法の一例を示す回路図、第４図
は従来の棒状センサを示す斜視図、第５図は同じ
く従来の棒状センサを示す斜視図である。
１……ケース、２……光拡散板、３……受光窓
、４……光センサ、５……導光体、６……受光面
、８……ポテンシヨメータ。
Fig. 1 is an exploded perspective view of a rod-shaped sensor for measuring optical environment according to the present invention, Fig. 2 is a plan view of the light guide, Fig. 3 is a circuit diagram showing an example of how to connect the optical sensor, and Fig. 4 is FIG. 5 is a perspective view of a conventional rod-shaped sensor. FIG. 5 is a perspective view of a conventional rod-shaped sensor. DESCRIPTION OF SYMBOLS 1... Case, 2... Light diffusing plate, 3... Light receiving window, 4... Light sensor, 5... Light guide, 6... Light receiving surface, 8... Potentiometer.
Claims (1)
を被蓋して成る受光窓を形成すると共に、該ケー
ス内部には上面に一側から他側へ指数曲線的に面
積が狭く成る受光面を形成して成る導光体を収容
し、かつ該導光体の受光面が狭く形成された他側
端部に光センサを配置したことを特徴とする 光環境測定用棒状センサ。 (2) 光拡散板が乳白色アクリル板又はテフロン
板で成り、表面反射率を小さくすることによりＣ
ＯＳ特性に近似した入射角特性を有するものであ
ることを特徴とする請求項１記載の 光環境測定用棒状センサ。 (3) 導光体が丸棒状に形成して成るものである
ことを特徴とする請求項１記載の 光環境測定用棒状センサ。 (4) 光センサの装着部に光学フイルタを介装し
たことを特徴とする請求項１記載の 光環境測定用棒状センサ。[Claims for Utility Model Registration] (1) A light-receiving window is formed by covering the opening on the top side of an opaque case with a light diffusing plate, and a light receiving window is formed inside the case from one side to the other on the top side. It is characterized by housing a light guide having a light receiving surface whose area becomes narrow in an exponential curve, and disposing a light sensor at the other end of the light guide having a narrow light receiving surface. Rod-shaped sensor for measuring light environment. (2) The light diffusing plate is made of a milky white acrylic plate or a Teflon plate, and by reducing the surface reflectance, C
The rod-shaped sensor for optical environment measurement according to claim 1, characterized in that it has an incident angle characteristic that approximates an OS characteristic. (3) The rod-shaped sensor for measuring light environment according to claim 1, wherein the light guide is formed in the shape of a round rod. (4) The rod-shaped sensor for optical environment measurement according to claim 1, characterized in that an optical filter is interposed in the mounting portion of the optical sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7038290U JP2547703Y2 (en) | 1990-07-03 | 1990-07-03 | Bar sensor for measuring light environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7038290U JP2547703Y2 (en) | 1990-07-03 | 1990-07-03 | Bar sensor for measuring light environment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0430443U true JPH0430443U (en) | 1992-03-11 |
| JP2547703Y2 JP2547703Y2 (en) | 1997-09-17 |
Family
ID=31606494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7038290U Expired - Fee Related JP2547703Y2 (en) | 1990-07-03 | 1990-07-03 | Bar sensor for measuring light environment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2547703Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4883522B2 (en) * | 2006-03-22 | 2012-02-22 | Ｎｌｔテクノロジー株式会社 | Liquid crystal display device and backlight unit used therefor |
-
1990
- 1990-07-03 JP JP7038290U patent/JP2547703Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2547703Y2 (en) | 1997-09-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |