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GB9525293D0 - Protective filter module - Google Patents

Protective filter module

Info

Publication number
GB9525293D0
GB9525293D0 GBGB9525293.8A GB9525293A GB9525293D0 GB 9525293 D0 GB9525293 D0 GB 9525293D0 GB 9525293 A GB9525293 A GB 9525293A GB 9525293 D0 GB9525293 D0 GB 9525293D0
Authority
GB
United Kingdom
Prior art keywords
filter module
protective filter
protective
module
filter
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.)
Withdrawn
Application number
GBGB9525293.8A
Other versions
GB2296103A (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.)
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
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 Carl Zeiss AG filed Critical Carl Zeiss AG
Publication of GB9525293D0 publication Critical patent/GB9525293D0/en
Publication of GB2296103A publication Critical patent/GB2296103A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
    • G02B26/023—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light comprising movable attenuating elements, e.g. neutral density filters
    • 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
    • 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
    • A61F9/007—Methods or devices for eye surgery
    • A61F9/008—Methods or devices for eye surgery using laser

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Ophthalmology & Optometry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Amplifiers (AREA)
  • Eye Examination Apparatus (AREA)
  • Laser Surgery Devices (AREA)
GB9525293A 1994-12-13 1995-12-11 Pivotable laser protective filter Withdrawn GB2296103A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9419931U DE9419931U1 (en) 1994-12-13 1994-12-13 Protection filter module

Publications (2)

Publication Number Publication Date
GB9525293D0 true GB9525293D0 (en) 1996-02-07
GB2296103A GB2296103A (en) 1996-06-19

Family

ID=6917341

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9525293A Withdrawn GB2296103A (en) 1994-12-13 1995-12-11 Pivotable laser protective filter

Country Status (3)

Country Link
DE (2) DE9419931U1 (en)
GB (1) GB2296103A (en)
SG (1) SG34332A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19930815B4 (en) * 1999-07-01 2008-04-17 Carl Zeiss Jena Gmbh Arrangement for blocking radiation in projectors and / or lighting devices
DE102004055655B4 (en) * 2004-11-15 2006-07-27 Carl Zeiss Ag Laser protection system for an optical observation device, comprises a casting polymer matrix filter for absorbing laser radiation, which is brought in before to the objective of the observation device in the radiation detection bands
CN110292483B (en) * 2019-07-05 2021-09-17 山东省眼科医院 A light filtering protective structure for ophthalmology laser surgery

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549787A (en) * 1984-01-12 1985-10-29 Hgm, Inc. Optical shutter
DE3519378A1 (en) * 1985-05-30 1986-12-04 Fa. Carl Zeiss, 7920 Heidenheim Optical safety filter which can be swung in and out in a motorised fashion

Also Published As

Publication number Publication date
SG34332A1 (en) 1996-12-06
DE29519157U1 (en) 1996-02-01
DE9419931U1 (en) 1995-02-09
GB2296103A (en) 1996-06-19

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)