JPS5724831A - Light detector, and exposure meter and camera incorporating said detector - Google Patents

Light detector, and exposure meter and camera incorporating said detector

Info

Publication number
JPS5724831A
JPS5724831A JP10073880A JP10073880A JPS5724831A JP S5724831 A JPS5724831 A JP S5724831A JP 10073880 A JP10073880 A JP 10073880A JP 10073880 A JP10073880 A JP 10073880A JP S5724831 A JPS5724831 A JP S5724831A
Authority
JP
Japan
Prior art keywords
light
detector
area
infrared cut
spd
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
Application number
JP10073880A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0258573B2 (enrdf_load_stackoverflow
Inventor
Yuji Hizuka
Torahiko Ando
Hiroshi Ono
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP10073880A priority Critical patent/JPS5724831A/ja
Publication of JPS5724831A publication Critical patent/JPS5724831A/ja
Publication of JPH0258573B2 publication Critical patent/JPH0258573B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
    • G01J1/4214—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for view-taking apparatus
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G01J1/0488—Optical or mechanical part supplementary adjustable parts with spectral filtering

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Optical Filters (AREA)
JP10073880A 1980-07-21 1980-07-21 Light detector, and exposure meter and camera incorporating said detector Granted JPS5724831A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10073880A JPS5724831A (en) 1980-07-21 1980-07-21 Light detector, and exposure meter and camera incorporating said detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10073880A JPS5724831A (en) 1980-07-21 1980-07-21 Light detector, and exposure meter and camera incorporating said detector

Publications (2)

Publication Number Publication Date
JPS5724831A true JPS5724831A (en) 1982-02-09
JPH0258573B2 JPH0258573B2 (enrdf_load_stackoverflow) 1990-12-10

Family

ID=14281901

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10073880A Granted JPS5724831A (en) 1980-07-21 1980-07-21 Light detector, and exposure meter and camera incorporating said detector

Country Status (1)

Country Link
JP (1) JPS5724831A (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5023388A (enrdf_load_stackoverflow) * 1973-07-05 1975-03-13
JPS53145689A (en) * 1977-05-25 1978-12-19 Canon Inc Light receiving device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5023388A (enrdf_load_stackoverflow) * 1973-07-05 1975-03-13
JPS53145689A (en) * 1977-05-25 1978-12-19 Canon Inc Light receiving device

Also Published As

Publication number Publication date
JPH0258573B2 (enrdf_load_stackoverflow) 1990-12-10

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