ATE373248T1 - Retroreflektive einrichtung mit gradientindex- linsen - Google Patents

Retroreflektive einrichtung mit gradientindex- linsen

Info

Publication number
ATE373248T1
ATE373248T1 AT04768208T AT04768208T ATE373248T1 AT E373248 T1 ATE373248 T1 AT E373248T1 AT 04768208 T AT04768208 T AT 04768208T AT 04768208 T AT04768208 T AT 04768208T AT E373248 T1 ATE373248 T1 AT E373248T1
Authority
AT
Austria
Prior art keywords
lens
retroreflective device
gradient index
refractive index
index lenses
Prior art date
Application number
AT04768208T
Other languages
English (en)
Inventor
Vincent Andrei Handerek
Leslie Charles Laycock
Original Assignee
Bae Systems Plc
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
Priority claimed from GB0320285A external-priority patent/GB0320285D0/en
Application filed by Bae Systems Plc filed Critical Bae Systems Plc
Application granted granted Critical
Publication of ATE373248T1 publication Critical patent/ATE373248T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C12/00—Powdered glass; Bead compositions
    • C03C12/02—Reflective beads
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/126—Reflex reflectors including curved refracting surface
    • G02B5/128—Reflex reflectors including curved refracting surface transparent spheres being embedded in matrix

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Optical Elements Other Than Lenses (AREA)
AT04768208T 2003-08-29 2004-08-27 Retroreflektive einrichtung mit gradientindex- linsen ATE373248T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03255421 2003-08-29
GB0320285A GB0320285D0 (en) 2003-08-29 2003-08-29 Retroreflective devices

Publications (1)

Publication Number Publication Date
ATE373248T1 true ATE373248T1 (de) 2007-09-15

Family

ID=34276749

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04768208T ATE373248T1 (de) 2003-08-29 2004-08-27 Retroreflektive einrichtung mit gradientindex- linsen

Country Status (6)

Country Link
US (1) US7170688B2 (de)
EP (1) EP1660919B1 (de)
AT (1) ATE373248T1 (de)
DE (1) DE602004008942T2 (de)
ES (1) ES2291932T3 (de)
WO (1) WO2005022210A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7224533B2 (en) * 2004-11-08 2007-05-29 Hewlett-Packard Development Company, L.P. Optically retro-reflecting sphere
GB0613737D0 (en) * 2006-07-11 2006-08-23 Oakley John P Retroreflector
WO2009085550A1 (en) * 2007-12-21 2009-07-09 3M Innovative Properties Company Retroreflective pavement markings
WO2009082644A1 (en) 2007-12-21 2009-07-02 3M Innovative Properties Company Retroreflective articles and retroreflective elements comprising a spherical core and two concentric optical interference layers
EP2187239A1 (de) * 2008-11-13 2010-05-19 BAE Systems PLC Identifizierungsvorrichtung
ES2395699T3 (es) * 2008-11-13 2013-02-14 Bae Systems Plc Dispositivo de identificación
US8351127B2 (en) * 2009-02-06 2013-01-08 Ems Technologies, Inc. Shaped gradient lens
TWI562891B (en) 2013-09-27 2016-12-21 Rohm & Haas Optical effect coating
RU2556744C2 (ru) * 2013-12-24 2015-07-20 Открытое акционерное общество "Научно-производственная корпорация "Системы прецизионного приборостроения" (ОАО "НПК "СПП") Оптический отражатель (варианты)
FR3025307B1 (fr) 2014-08-29 2016-12-09 Thales Sa Systeme de detection de posture a retroreflecteur comportant un maillage filaire
DE102015117239A1 (de) * 2015-10-09 2017-04-13 Aesculap Ag Chirurgisches Markerelement, chirurgische Referenzierungseinheit und chirurgisches Navigationssystem
WO2017098222A1 (en) 2015-12-09 2017-06-15 Bae Systems Plc Improvements in and relating to remote sensing
GB2545227B (en) * 2015-12-09 2021-10-06 Bae Systems Plc Improvements in and relating to remote sensing
EP3179235A1 (de) * 2015-12-09 2017-06-14 BAE Systems PLC Verbesserungen an und im zusammenhang mit fernmessung
WO2017098220A1 (en) * 2015-12-09 2017-06-15 Bae Systems Plc Improvements in and relating to remote sensing
WO2017098223A1 (en) 2015-12-09 2017-06-15 Bae Systems Plc Improvements in and relating to remote sensing
CN109844577A (zh) * 2016-10-18 2019-06-04 3M创新有限公司 具有可变折射率的颗粒
WO2019087514A1 (ja) * 2017-11-01 2019-05-09 住友電気工業株式会社 再放射器及び再放射器システム
TWI670515B (zh) * 2018-04-03 2019-09-01 英屬開曼群島商康而富控股股份有限公司 利用不同折射率的材料所組成的鏡片結構（一）
TWI695991B (zh) * 2018-04-03 2020-06-11 英屬開曼群島商康而富控股股份有限公司 利用不同折射率的材料所組成的鏡片結構
TWI695992B (zh) * 2018-04-03 2020-06-11 英屬開曼群島商康而富控股股份有限公司 利用不同折射率的材料所組成的鏡片結構
WO2025146492A1 (en) * 2024-01-04 2025-07-10 Smith & Nephew, Inc. Retro-reflectors, markers and marker arrays

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2866971A (en) * 1956-09-05 1958-12-30 Kenneth S Kelleher Radiant energy reflector
DE1252856B (de) * 1956-10-04 1967-10-26 Minnesota Mining & Mfg Verfahren zum Herstellen von transparenten Kugellinsen mit einem transparenten UEberzug
IT989428B (it) * 1973-06-25 1975-05-20 Eigenmann Ludwig Perfezionamento agli elementi sferici catarifrangenti o retro collimanti per segnaletica stradale ed equivalenti impieghi e relativi elementi sferici retrocollimanti perfezionati
US4789219A (en) * 1986-03-06 1988-12-06 The United States Of America As Represented By The United States Department Of Energy Gradient index retroreflector
US4848882A (en) * 1986-03-25 1989-07-18 Canon Kabushiki Kaisha Gradient index lens
NO301797B1 (no) * 1995-12-22 1997-12-08 Norsk Hydro As Retroreflekterende platemateriale og fremgangsmåte for fremstilling av slikt materiale
JPH10153701A (ja) * 1996-11-19 1998-06-09 Minnesota Mining & Mfg Co <3M> 再帰性反射シート
US6288842B1 (en) * 2000-02-22 2001-09-11 3M Innovative Properties Sheeting with composite image that floats
US6940645B2 (en) * 2003-04-22 2005-09-06 Eastman Kodak Company Monocentric autostereoscopic optical apparatus with a spherical gradient-index ball lens

Also Published As

Publication number Publication date
US7170688B2 (en) 2007-01-30
DE602004008942D1 (de) 2007-10-25
US20060109561A1 (en) 2006-05-25
DE602004008942T2 (de) 2008-06-19
EP1660919A1 (de) 2006-05-31
ES2291932T3 (es) 2008-03-01
EP1660919B1 (de) 2007-09-12
WO2005022210A1 (en) 2005-03-10

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