JPS57190234A - Photo divider for photometry - Google Patents

Photo divider for photometry

Info

Publication number
JPS57190234A
JPS57190234A JP7597281A JP7597281A JPS57190234A JP S57190234 A JPS57190234 A JP S57190234A JP 7597281 A JP7597281 A JP 7597281A JP 7597281 A JP7597281 A JP 7597281A JP S57190234 A JPS57190234 A JP S57190234A
Authority
JP
Japan
Prior art keywords
submirror
group
reflecting
reflected
shaped
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
JP7597281A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6152411B2 (enrdf_load_stackoverflow
Inventor
Keiji Otaka
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP7597281A priority Critical patent/JPS57190234A/ja
Publication of JPS57190234A publication Critical patent/JPS57190234A/ja
Publication of JPS6152411B2 publication Critical patent/JPS6152411B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/108—Beam splitting or combining systems for sampling a portion of a beam or combining a small beam in a larger one, e.g. wherein the area ratio or power ratio of the divided beams significantly differs from unity, without spectral selectivity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/143—Beam splitting or combining systems operating by reflection only using macroscopically faceted or segmented reflective surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
JP7597281A 1981-05-20 1981-05-20 Photo divider for photometry Granted JPS57190234A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7597281A JPS57190234A (en) 1981-05-20 1981-05-20 Photo divider for photometry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7597281A JPS57190234A (en) 1981-05-20 1981-05-20 Photo divider for photometry

Publications (2)

Publication Number Publication Date
JPS57190234A true JPS57190234A (en) 1982-11-22
JPS6152411B2 JPS6152411B2 (enrdf_load_stackoverflow) 1986-11-13

Family

ID=13591655

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7597281A Granted JPS57190234A (en) 1981-05-20 1981-05-20 Photo divider for photometry

Country Status (1)

Country Link
JP (1) JPS57190234A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6152411B2 (enrdf_load_stackoverflow) 1986-11-13

Similar Documents

Publication Publication Date Title
EP0173343A3 (en) A solar ray energy collecting device
JPS5511216A (en) Connecting optical system of light guide
JPS55124366A (en) Pickup device
JPS5545074A (en) Hologram lens
JPS5624305A (en) Lighting device making use of solar light
JPS57190234A (en) Photo divider for photometry
JPS5260619A (en) Finder optical system
JPS5289938A (en) Single lens reflex camera using pentaprism
JPS57168214A (en) Albada finder
JPS54161768A (en) Lamp for automobile
JPS57207235A (en) Renticular lens for screen
JPS5244629A (en) Photographic device
JPS5440663A (en) Range finder
JPS5440662A (en) Range finder
JPS52140348A (en) Optical device for photo-processing
JPS52104925A (en) Single lens reflex camera,s photometric optical system
JPS5490880A (en) Lamp assembly for use in vehicle
JPS5741603A (en) Optical coupler for collection of solar light
JPS52147449A (en) Optical branching and condensing devices
JPS57132124A (en) Photometric device of single-lens reflex camera
JPS57121285A (en) Light coupling device
JPS5749913A (en) Optical branching and coupling circuit
JPS57175927A (en) Light splitting device for photometry
FR2299658A1 (fr) Dispositif optique pour recueillir et focaliser un rayonnement, notamment uv, a partir d'un avion
JPS55101920A (en) Photometric method of single-lens reflex camera and photometric device