DE2137327A1 - Filter zur Kontrasterhohung bei Sichtanzeigegeraten - Google Patents

Filter zur Kontrasterhohung bei Sichtanzeigegeraten

Info

Publication number
DE2137327A1
DE2137327A1 DE19712137327 DE2137327A DE2137327A1 DE 2137327 A1 DE2137327 A1 DE 2137327A1 DE 19712137327 DE19712137327 DE 19712137327 DE 2137327 A DE2137327 A DE 2137327A DE 2137327 A1 DE2137327 A1 DE 2137327A1
Authority
DE
Germany
Prior art keywords
filter
filter element
radiation
wavelengths
spectrum
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
Application number
DE19712137327
Other languages
German (de)
English (en)
Inventor
Donald R West Ishp N Y Bolum (V St A )
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.)
Scott Technologies Inc
Original Assignee
ATO 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 ATO Inc filed Critical ATO Inc
Publication of DE2137327A1 publication Critical patent/DE2137327A1/de
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/20Filters
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/86Vessels; Containers; Vacuum locks
    • H01J29/89Optical or photographic arrangements structurally combined or co-operating with the vessel
    • H01J29/898Spectral filters

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
DE19712137327 1970-07-27 1971-07-26 Filter zur Kontrasterhohung bei Sichtanzeigegeraten Pending DE2137327A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5856870A 1970-07-27 1970-07-27

Publications (1)

Publication Number Publication Date
DE2137327A1 true DE2137327A1 (de) 1972-02-10

Family

ID=22017632

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712137327 Pending DE2137327A1 (de) 1970-07-27 1971-07-26 Filter zur Kontrasterhohung bei Sichtanzeigegeraten

Country Status (3)

Country Link
US (1) US3736050A (cg-RX-API-DMAC7.html)
DE (1) DE2137327A1 (cg-RX-API-DMAC7.html)
FR (1) FR2099614B3 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3509198A1 (de) * 1984-03-14 1985-11-14 Canon K.K., Tokio/Tokyo Farbfilter

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2455751A1 (fr) * 1979-05-02 1980-11-28 Thomson Csf Systeme recepteur optoelectrique multispectral a haute dynamique
CA1245494A (en) * 1983-03-17 1988-11-29 Ralph R. Rover, Jr. Light directing faceplate
US4604297A (en) * 1984-07-31 1986-08-05 Liu Peter D Transmission enhancing coating
US4582761A (en) * 1984-07-31 1986-04-15 Liu Peter D Anti-glare coating
US4734295A (en) * 1985-01-07 1988-03-29 Liu P Dong Guang Glare control
US4839736A (en) * 1987-07-06 1989-06-13 Mitsui Toatsu Chemicals, Inc. Filter for CRT screen
US4896218A (en) * 1987-09-04 1990-01-23 Rockwell International Corporation Circularly polarized multi-bandpass interference contrast enhancement filter
US5291330A (en) * 1989-11-03 1994-03-01 Joseph Daniels Method and apparatus for enhancing image resolution by means of a multiplicity of phase objects and an optional external radiant flux
US5521759A (en) * 1993-06-07 1996-05-28 National Research Council Of Canada Optical filters for suppressing unwanted reflections
FR2765712B1 (fr) * 1997-07-04 1999-09-17 Soc D Expl Du Mobilier A Usage Panneau d'affichage lumineux
US6132044A (en) * 1998-11-20 2000-10-17 Luxottica Leasing S.P.A Filter for a special purpose lens and method of making filter
US6144479A (en) * 1998-12-16 2000-11-07 3M Innovative Properties Company Low reflectivity contrast enhancement filter
WO2001063907A2 (en) * 2000-02-23 2001-08-30 Tenebraex Corporation Methods and apparatus for providing color images from monochromatic night vision and other electro-optical viewing devices
WO2003079057A2 (en) * 2002-03-12 2003-09-25 Tenebraex Corporation Apparatuses and methods for producing a full color
US8000005B2 (en) * 2006-03-31 2011-08-16 Prysm, Inc. Multilayered fluorescent screens for scanning beam display systems
US8409727B2 (en) * 2005-12-28 2013-04-02 Samsung Display Co., Ltd. Color filter array and organic light-emitting display device using the same
KR100739295B1 (ko) * 2005-12-28 2007-07-12 삼성에스디아이 주식회사 적색칼라필터 및 이를 이용한 유기발광 표시장치
WO2013090922A1 (en) 2011-12-16 2013-06-20 Tenebraex Corporation Systems and methods for creating full-color image in low light
WO2019023277A1 (en) 2017-07-24 2019-01-31 Chromatra, Llc System and apparatus for color imaging device
WO2021041928A1 (en) 2019-08-30 2021-03-04 Chromatra, Llc Systems and methods for creating a full-color image in low light
JP2021071602A (ja) * 2019-10-31 2021-05-06 セイコーエプソン株式会社 ヘッドマウントディスプレイ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2918670A (en) * 1953-12-29 1959-12-22 Gen Electric Luminescent presentation apparatus
US3330981A (en) * 1963-11-14 1967-07-11 Sylvania Electric Prod Phosphor coated articles
US3546460A (en) * 1967-10-16 1970-12-08 Hartman Systems Co Inc Nonreciprocal radiation filter device having fluorescent material for wavelength conversion
US3518373A (en) * 1968-09-24 1970-06-30 Sylvania Electric Prod Display contrast enhancement apparatus for use with a cathode ray tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3509198A1 (de) * 1984-03-14 1985-11-14 Canon K.K., Tokio/Tokyo Farbfilter

Also Published As

Publication number Publication date
FR2099614A3 (cg-RX-API-DMAC7.html) 1972-03-17
US3736050A (en) 1973-05-29
FR2099614B3 (cg-RX-API-DMAC7.html) 1974-04-05

Similar Documents

Publication Publication Date Title
DE2137327A1 (de) Filter zur Kontrasterhohung bei Sichtanzeigegeraten
DE3440173C2 (cg-RX-API-DMAC7.html)
DE69014349T2 (de) Leuchtstofflampe mit einer Ultraviolettstrahlenreflexionsbeschichtung.
DE3524899A1 (de) Farbkathodenstrahlroehre
EP2561387A1 (de) Flächenlichtleiter und flächenstrahler
DE4219740A1 (de) Anzeigevorrichtung
DE68915628T2 (de) Projektionsfernsehanzeigeröhre und Gerät mit einem Interferenzbandpassfilter.
EP0578302A1 (de) Lichtquelle mit einer lumineszierenden Schicht
DE2105280A1 (de) Vergutungsbeleg
DE2102120A1 (de) Inkohärente phosphoreszierende Emissionsquelle
DE102008060281A1 (de) Reflektierender Flächenlichtmodulator
DE2920830A1 (de) Kathodenstrahlroehre
DE102009009051B4 (de) Szintillatoranordnung zur Erfassung einer Röntgenstrahlung sowie Röntgendetektor mit einer solchen Szintillatoranordnung
DE1639235B2 (de) Elektronenstrahlbildroehre
DE3204895A1 (de) Kathodenstrahlroehre
DE102010041420A1 (de) Lichtsystem mit erhöhter Effizienz
DE1903632C3 (de) Bildschirm für eine Dunkelschriftröhre
DE2919878A1 (de) Roentgenbildumwandler
DE2340290C2 (de) Verfahren zum Betrieb einer Bildwandler- oder Bildverstärkerröhre
DE1933584C3 (de) NiO- und CoO-haltiges Glas für Bildwiedergaberöhren mit erhöhter Durchlässigkeit für rotes Licht
DE700512C (de) Lichtquelle, deren Lichtausstrahlung im sichtbaren Bereich mit einem kontinuierlichen Spektrum konstanter Energie fuer jede Wellenlaenge erfolgt
DE3205031A1 (de) Farb-kathodenstrahlroehre
DE2710089A1 (de) Farbbildroehre
DE102011104302A1 (de) Optoelektronisches Halbleiterbauelement und Verwendung eines derartigen Halbleiterbauelements
DE102011106478A1 (de) Optoelektronisches Halbleiterbauelement und Modul mit einer Mehrzahl von derartigen Bauelementen