JPH01141429U - - Google Patents
Info
- Publication number
- JPH01141429U JPH01141429U JP1988038514U JP3851488U JPH01141429U JP H01141429 U JPH01141429 U JP H01141429U JP 1988038514 U JP1988038514 U JP 1988038514U JP 3851488 U JP3851488 U JP 3851488U JP H01141429 U JPH01141429 U JP H01141429U
- Authority
- JP
- Japan
- Prior art keywords
- sections
- subject
- outputs
- photometric
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
- 238000005375 photometry Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Exposure Control For Cameras (AREA)
Description
図は本考案の一実施例を示すもので、第１図は
測光部分の構成断面図、第２図は光電変換素子の
平面図、第３図は全体回路図、第４図は測光回路
の一実施例を示す。
１…受光レンズ、２…光ガイド部材、３…光電
変換素子、４…測光回路、５…ストロボ、６…露
出制御回路、８…負荷、４０…切換回路、４１，
４２，４３…コンパレータ、４６，４７…ラツチ
回路。
The figures show one embodiment of the present invention, in which Fig. 1 is a cross-sectional view of the photometric section, Fig. 2 is a plan view of the photoelectric conversion element, Fig. 3 is the overall circuit diagram, and Fig. 4 is the photometric circuit. An example is shown. DESCRIPTION OF SYMBOLS 1... Light receiving lens, 2... Light guide member, 3... Photoelectric conversion element, 4... Photometry circuit, 5... Strobe, 6... Exposure control circuit, 8... Load, 40... Switching circuit, 41,
42, 43... Comparator, 46, 47... Latch circuit.
Claims (1)
複数の輝度信号を出力する光電変換素子と、前記
素子の前面に前記各区分に対応して配置され被写
体側の入力端より素子側の出力端の面積が拡大さ
れた区分を以て形成された光ガイド部材と前記素
子の前記各区分に対応する信号を演算して被写体
情報を出力する測光回路とから成るカメラの測光
装置。 Measures the brightness of the subject by dividing it into multiple sections,
a photoelectric conversion element that outputs a plurality of luminance signals; and a light guide formed of sections arranged in correspondence with the respective sections on the front surface of the element, the area of the output end on the element side being larger than the input end on the subject side. A photometric device for a camera comprising a member and a photometric circuit that calculates signals corresponding to each of the sections of the element and outputs subject information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988038514U JPH01141429U (en) | 1988-03-24 | 1988-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988038514U JPH01141429U (en) | 1988-03-24 | 1988-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01141429U true JPH01141429U (en) | 1989-09-28 |
Family
ID=31265058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988038514U Pending JPH01141429U (en) | 1988-03-24 | 1988-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01141429U (en) |
-
1988
- 1988-03-24 JP JP1988038514U patent/JPH01141429U/ja active Pending
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