JPS6396425U - - Google Patents
Info
- Publication number
- JPS6396425U JPS6396425U JP19201186U JP19201186U JPS6396425U JP S6396425 U JPS6396425 U JP S6396425U JP 19201186 U JP19201186 U JP 19201186U JP 19201186 U JP19201186 U JP 19201186U JP S6396425 U JPS6396425 U JP S6396425U
- Authority
- JP
- Japan
- Prior art keywords
- photometric
- photodetector
- receiving surface
- zone
- light
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図はこの考案に係る測光装置の一実施例を
示す説明図、第２図は第１図に示した装置におけ
る各部品の配置を計算するための説明図、第３図
は従来の測光装置を示す第２図と同様な図、第４
図はＣｄＳの受光面を示す平面図である。
１０……測光用レンズ、２０……受光素子、２
１……受光面、２１ａ……感帯、２１ｂ……不感
帯。
Fig. 1 is an explanatory diagram showing an embodiment of the photometric device according to this invention, Fig. 2 is an explanatory diagram for calculating the arrangement of each part in the device shown in Fig. 1, and Fig. 3 is an explanatory diagram showing an example of the photometric device according to the invention. Figure 4 similar to Figure 2 showing the device;
The figure is a plan view showing the light-receiving surface of CdS. 10...photometering lens, 20...light receiving element, 2
1... Light receiving surface, 21a... Sensitive zone, 21b... Dead zone.
Claims (1)
と、該受光素子に向けて外光を集束させる測光用
レンズとを備えた測光装置において、 測光範囲内から入射する外光が前記感帯と前記
不感帯とに跨つて前記受光面を照射するように、
前記受光面を前記測光用レンズのデフオーカス位
置に配置したことを特徴とする測光装置。[Scope of Claim for Utility Model Registration] A photometric device equipped with a photodetector in which a sensitive zone and a dead zone are arranged on the photodetector surface, and a photometric lens that focuses external light toward the photodetector, from within the photometric range. so that the incident external light irradiates the light receiving surface across the sensitive zone and the dead zone,
A photometric device characterized in that the light-receiving surface is disposed at a defocus position of the photometric lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19201186U JPS6396425U (en) | 1986-12-13 | 1986-12-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19201186U JPS6396425U (en) | 1986-12-13 | 1986-12-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6396425U true JPS6396425U (en) | 1988-06-22 |
Family
ID=31146689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19201186U Pending JPS6396425U (en) | 1986-12-13 | 1986-12-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6396425U (en) |
-
1986
- 1986-12-13 JP JP19201186U patent/JPS6396425U/ja active Pending