DE3788969T2 - Vorrichtung für elektromagnetische Wellenaufteilung. - Google Patents

Vorrichtung für elektromagnetische Wellenaufteilung.

Info

Publication number
DE3788969T2
DE3788969T2 DE3788969T DE3788969T DE3788969T2 DE 3788969 T2 DE3788969 T2 DE 3788969T2 DE 3788969 T DE3788969 T DE 3788969T DE 3788969 T DE3788969 T DE 3788969T DE 3788969 T2 DE3788969 T2 DE 3788969T2
Authority
DE
Germany
Prior art keywords
electromagnetic wave
splitting device
wave splitting
electromagnetic
wave
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.)
Expired - Lifetime
Application number
DE3788969T
Other languages
English (en)
Other versions
DE3788969D1 (de
Inventor
Kent D Vincent
Hans D Neumann
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE3788969D1 publication Critical patent/DE3788969D1/de
Publication of DE3788969T2 publication Critical patent/DE3788969T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28Investigating the spectrum
    • G01J3/30Measuring the intensity of spectral lines directly on the spectrum itself
    • G01J3/36Investigating two or more bands of a spectrum by separate detectors
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28Investigating the spectrum
    • G01J3/2803Investigating the spectrum using photoelectric array detector
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10Beam splitting or combining systems
    • G02B27/1006Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/1013Beam splitting or combining systems for splitting or combining different wavelengths for colour or multispectral image sensors, e.g. splitting an image into monochromatic image components on respective sensors
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10Beam splitting or combining systems
    • G02B27/14Beam splitting or combining systems operating by reflection only
    • G02B27/145Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10Beam splitting or combining systems
    • G02B27/14Beam splitting or combining systems operating by reflection only
    • G02B27/148Beam splitting or combining systems operating by reflection only including stacked surfaces having at least one double-pass partially reflecting surface
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46Colour picture communication systems
    • H04N1/48Picture signal generators
    • H04N1/486Picture signal generators with separate detectors, each detector being used for one specific colour component
    • H04N1/488Picture signal generators with separate detectors, each detector being used for one specific colour component using beam-splitters
DE3788969T 1986-04-02 1987-03-31 Vorrichtung für elektromagnetische Wellenaufteilung. Expired - Lifetime DE3788969T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/847,382 US4709144A (en) 1986-04-02 1986-04-02 Color imager utilizing novel trichromatic beamsplitter and photosensor

Publications (2)

Publication Number Publication Date
DE3788969D1 DE3788969D1 (de) 1994-03-17
DE3788969T2 true DE3788969T2 (de) 1994-08-18

Family

ID=25300486

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3788969T Expired - Lifetime DE3788969T2 (de) 1986-04-02 1987-03-31 Vorrichtung für elektromagnetische Wellenaufteilung.

Country Status (4)

Country Link
US (2) US4709144A (de)
EP (1) EP0240000B1 (de)
JP (1) JP2552856B2 (de)
DE (1) DE3788969T2 (de)

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Also Published As

Publication number Publication date
US4709144A (en) 1987-11-24
JPS62234106A (ja) 1987-10-14
EP0240000B1 (de) 1994-02-02
JP2552856B2 (ja) 1996-11-13
EP0240000A2 (de) 1987-10-07
EP0240000A3 (en) 1989-08-30
DE3788969D1 (de) 1994-03-17
US4806750A (en) 1989-02-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE),

8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE