GB1413544A - Photochromic light filters - Google Patents

Photochromic light filters

Info

Publication number
GB1413544A
GB1413544A GB3163473A GB3163473A GB1413544A GB 1413544 A GB1413544 A GB 1413544A GB 3163473 A GB3163473 A GB 3163473A GB 3163473 A GB3163473 A GB 3163473A GB 1413544 A GB1413544 A GB 1413544A
Authority
GB
United Kingdom
Prior art keywords
dithizonate
substrate
metal
july
photochromic
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
Application number
GB3163473A
Other languages
English (en)
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.)
American Optical Corp
Original Assignee
American Optical 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 American Optical Corp filed Critical American Optical Corp
Publication of GB1413544A publication Critical patent/GB1413544A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/02—Goggles
    • A61F9/022—Use of special optical filters, e.g. multiple layers, filters for protection against laser light or light from nuclear explosions, screens with different filter properties on different parts of the screen; Rotating slit-discs
    • A61F9/023—Use of special optical filters, e.g. multiple layers, filters for protection against laser light or light from nuclear explosions, screens with different filter properties on different parts of the screen; Rotating slit-discs with variable transmission, e.g. photochromic
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/102—Photochromic filters
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/12—Polarisers
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
    • G02C2202/16—Laminated or compound lenses

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Eyeglasses (AREA)
GB3163473A 1972-07-03 1973-07-03 Photochromic light filters Expired GB1413544A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US26831772A 1972-07-03 1972-07-03
US37024773A 1973-06-15 1973-06-15

Publications (1)

Publication Number Publication Date
GB1413544A true GB1413544A (en) 1975-11-12

Family

ID=26953003

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3163473A Expired GB1413544A (en) 1972-07-03 1973-07-03 Photochromic light filters

Country Status (6)

Country Link
AT (1) AT329281B (US07935154-20110503-C00006.png)
CA (1) CA1010273A (US07935154-20110503-C00006.png)
CH (1) CH607068A5 (US07935154-20110503-C00006.png)
FR (1) FR2236479B1 (US07935154-20110503-C00006.png)
GB (1) GB1413544A (US07935154-20110503-C00006.png)
IT (1) IT994079B (US07935154-20110503-C00006.png)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2284485A (en) * 1982-12-01 1995-06-07 Secr Defence Improvements in or relating to surveillance apparatus
DE4423904A1 (de) * 1994-07-10 1996-01-11 Rodenstock Optik G Photochrome Substanzen (Auto)
EP1435015A1 (en) * 2001-08-30 2004-07-07 Su-Jin Kim Photochromic light-polarizing lens for sunglass and method for producing the same
EP3287266A1 (en) * 2016-08-17 2018-02-28 Dongguan Koda Optical Lens Co.,Ltd. DONGGUAN KODA OPTICAL LENS CO.,LTD. A method of manufacturing photochromic lens and article thereof

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988002871A1 (en) * 1986-10-16 1988-04-21 Suntiger, Incorporated Ultraviolet radiation and blue light blocking polarizing lens
US5177509A (en) * 1987-02-26 1993-01-05 Suntiger, Inc. Ultraviolet radiation and blue light blocking polarizing lens
JP2613486B2 (ja) * 1990-03-30 1997-05-28 旭光学工業株式会社 貼り合わせ眼鏡レンズ及びその製造方法
DE9200977U1 (de) * 1992-01-28 1992-05-27 Sasaki, Keisuke, Tokio/Tokyo Augenschutzlinse

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1438522A (fr) * 1965-04-01 1966-05-13 Saint Gobain Vitrages à transmission variable
US3666352A (en) * 1970-01-22 1972-05-30 Charles A Wagner Rate controlled photochromic lenses of vinyl chloride-vinyl acetate copolymer containing a mercury thiocarbazone compound

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2284485A (en) * 1982-12-01 1995-06-07 Secr Defence Improvements in or relating to surveillance apparatus
GB2284485B (en) * 1982-12-01 1995-11-08 Secr Defence Improvements in or relating to surveillance apparatus
DE4423904A1 (de) * 1994-07-10 1996-01-11 Rodenstock Optik G Photochrome Substanzen (Auto)
EP1435015A1 (en) * 2001-08-30 2004-07-07 Su-Jin Kim Photochromic light-polarizing lens for sunglass and method for producing the same
EP1435015A4 (en) * 2001-08-30 2005-03-02 Su-Jin Kim LIGHT POLARIZING PHOTOCHROMIC LENS FOR SUNGLASSES AND PROCESS FOR PRODUCING THE SAME
EP3287266A1 (en) * 2016-08-17 2018-02-28 Dongguan Koda Optical Lens Co.,Ltd. DONGGUAN KODA OPTICAL LENS CO.,LTD. A method of manufacturing photochromic lens and article thereof

Also Published As

Publication number Publication date
CA1010273A (en) 1977-05-17
FR2236479B1 (US07935154-20110503-C00006.png) 1977-09-16
IT994079B (it) 1975-10-20
AT329281B (de) 1976-05-10
ATA576973A (de) 1975-07-15
FR2236479A1 (US07935154-20110503-C00006.png) 1975-02-07
CH607068A5 (US07935154-20110503-C00006.png) 1978-11-30

Similar Documents

Publication Publication Date Title
CA2097606A1 (en) Photochromic Naphthopyrans
GB911754A (en) Ophtalmometer
CA939176A (en) Optical graduated rule of transparent material
FR2236479B1 (US07935154-20110503-C00006.png)
BE766655A (fr) Perfectionnement aux vitrages multiples avec ecoulement d'un liquide a proprietes optiques, notamment photochromiques
GB1237793A (en) Improvements in or relating to lens holders
GB1261242A (en) Improvements in or relating to sun glasses or goggles
GB1319656A (en) Eyepiece
EP0050594A3 (en) Photochromic composition
JPS52113132A (en) Opitcal fiber memory unit
GB1133348A (en) Process for producing protective eye-glasses, screens or spectacle lenses, and protective eyewear produced by the process
JPS51144229A (en) Bright wide-angle lens with many surrounding quantities of light
GB1304470A (US07935154-20110503-C00006.png)
JPS535620A (en) Zoom lens
JPS53122443A (en) Liquid crystal display device
GB1379703A (en) High-power objective with variable focus
JPS51146248A (en) Glasses
GB1317173A (en) Spectacle frame
GB1075147A (en) Photographic objective
JPS53139548A (en) Spectable lens
JPS53139678A (en) Preparation of polyene polarizing film
GB1523966A (en) Cartridge viewer
CA993240A (en) Photochromic sunglasses
GB916290A (en) Microscope objective
JPS51150348A (en) Light aperture

Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee