DE29519157U1 - Protection filter module - Google Patents

Protection filter module

Info

Publication number
DE29519157U1
DE29519157U1 DE29519157U DE29519157U DE29519157U1 DE 29519157 U1 DE29519157 U1 DE 29519157U1 DE 29519157 U DE29519157 U DE 29519157U DE 29519157 U DE29519157 U DE 29519157U DE 29519157 U1 DE29519157 U1 DE 29519157U1
Authority
DE
Germany
Prior art keywords
filter module
protection filter
protection
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.)
Expired - Lifetime
Application number
DE29519157U
Other languages
German (de)
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 SMT GmbH
Carl Zeiss AG
Original Assignee
Carl Zeiss SMT GmbH
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 SMT GmbH, Carl Zeiss AG filed Critical Carl Zeiss SMT GmbH
Priority to DE29519157U priority Critical patent/DE29519157U1/en
Publication of DE29519157U1 publication Critical patent/DE29519157U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
DE29519157U 1994-12-13 1995-12-02 Protection filter module Expired - Lifetime DE29519157U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29519157U DE29519157U1 (en) 1994-12-13 1995-12-02 Protection filter module

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE9419931U DE9419931U1 (en) 1994-12-13 1994-12-13 Protection filter module
DE29519157U DE29519157U1 (en) 1994-12-13 1995-12-02 Protection filter module

Publications (1)

Publication Number Publication Date
DE29519157U1 true DE29519157U1 (en) 1996-02-01

Family

ID=6917341

Family Applications (2)

Application Number Title Priority Date Filing Date
DE9419931U Expired - Lifetime DE9419931U1 (en) 1994-12-13 1994-12-13 Protection filter module
DE29519157U Expired - Lifetime DE29519157U1 (en) 1994-12-13 1995-12-02 Protection filter module

Family Applications Before (1)

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

Country Status (3)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19930815A1 (en) * 1999-07-01 2001-01-04 Zeiss Carl Jena Gmbh Projector or illuminating system which delivers an intense light beam has a unit to absorb light or reduce glare at the projector head to protect operatives against exposure to intense random light

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19930815A1 (en) * 1999-07-01 2001-01-04 Zeiss Carl Jena Gmbh Projector or illuminating system which delivers an intense light beam has a unit to absorb light or reduce glare at the projector head to protect operatives against exposure to intense random light
US6578969B1 (en) 1999-07-01 2003-06-17 Carl Zeiss Jena Gmbh Arrangement for cutting off radiation in projectors and/or illumination devices
DE19930815B4 (en) * 1999-07-01 2008-04-17 Carl Zeiss Jena Gmbh Arrangement for blocking radiation in projectors and / or lighting devices

Also Published As

Publication number Publication date
GB9525293D0 (en) 1996-02-07
SG34332A1 (en) 1996-12-06
GB2296103A (en) 1996-06-19
DE9419931U1 (en) 1995-02-09

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19960314

R156 Lapse of ip right after 3 years

Effective date: 19991001