IT946043B - Chiusura ottica rapida - Google Patents

Chiusura ottica rapida

Info

Publication number
IT946043B
IT946043B IT30773/71A IT3077371A IT946043B IT 946043 B IT946043 B IT 946043B IT 30773/71 A IT30773/71 A IT 30773/71A IT 3077371 A IT3077371 A IT 3077371A IT 946043 B IT946043 B IT 946043B
Authority
IT
Italy
Prior art keywords
fast optical
optical closure
closure
fast
optical
Prior art date
Application number
IT30773/71A
Other languages
English (en)
Original Assignee
Frungel F
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 DE19702063888 external-priority patent/DE2063888C3/de
Application filed by Frungel F filed Critical Frungel F
Application granted granted Critical
Publication of IT946043B publication Critical patent/IT946043B/it

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/23—Photochromic 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
    • 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
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Vascular Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Securing Of Glass Panes Or The Like (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Traffic Control Systems (AREA)
IT30773/71A 1970-12-24 1971-11-05 Chiusura ottica rapida IT946043B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702063888 DE2063888C3 (de) 1970-12-24 Optischer Schnellverschluß

Publications (1)

Publication Number Publication Date
IT946043B true IT946043B (it) 1973-05-21

Family

ID=5792247

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30773/71A IT946043B (it) 1970-12-24 1971-11-05 Chiusura ottica rapida

Country Status (9)

Country Link
US (1) US3836233A (it)
BE (1) BE776502A (it)
CA (1) CA962866A (it)
CH (1) CH539276A (it)
FR (1) FR2118917B1 (it)
GB (1) GB1316537A (it)
IT (1) IT946043B (it)
NL (1) NL7117826A (it)
SE (1) SE372109B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4257017A (en) * 1978-07-11 1981-03-17 The United States Of America As Represented By The United States Department Of Energy Post pulse shutter for laser amplifier

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE639660A (it) *
US2489751A (en) * 1945-07-26 1949-11-29 Jr George V Candler Roof or covering
US3342540A (en) * 1962-03-08 1967-09-19 Abegg Moroni Taylor Antiflash device
DE1491125A1 (de) * 1964-07-22 1969-02-06 Gerhard Beckmann Schweissschutzschild
DE1282467B (de) * 1965-05-17 1968-11-07 Draegerwerk Ag Verfahren zum Verbinden einer Fensterscheibe aus organischem Material mit dem Koerper von Atemschutzmasken od. dgl. aus natuerlichem oder kuenstlichem Gummi
US3424515A (en) * 1965-08-23 1969-01-28 George Risk Ind Inc Window construction having continuously variable transverse light transmission
US3409909A (en) * 1966-06-21 1968-11-12 Navy Usa Attaching and sealing means for flash goggle lenses
US3521940A (en) * 1967-10-31 1970-07-28 Us Navy Adjustable attenuation laser safety window
GB1260692A (en) * 1968-12-18 1972-01-19 Impulsphysik Gmbh Improvements in and relating to optical shutters
DE1939740B2 (de) * 1969-08-05 1972-01-05 Impulsphysik Gmbh, 2000 Hamburg Optischer kohlenstaubinjektions schnellverschluss
US3721172A (en) * 1970-11-24 1973-03-20 Impulsphysik Gmbh Capping shutter with explosive charge of carbon powder
US3674344A (en) * 1971-03-30 1972-07-04 M L Lacy Ltd Light energy absorbing and filtering device for a motorcycle helmet

Also Published As

Publication number Publication date
DE2063888A1 (de) 1972-06-29
NL7117826A (it) 1972-06-27
US3836233A (en) 1974-09-17
SE372109B (it) 1974-12-09
DE2063888B2 (de) 1977-03-24
FR2118917A1 (it) 1972-08-04
CH539276A (de) 1973-07-15
CA962866A (en) 1975-02-18
BE776502A (fr) 1972-04-04
FR2118917B1 (it) 1974-06-07
GB1316537A (en) 1973-05-09

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