IT1065654B - Vetro protettivo,particolarmente per la saldatura ad arco - Google Patents

Vetro protettivo,particolarmente per la saldatura ad arco

Info

Publication number
IT1065654B
IT1065654B IT30805/76A IT3080576A IT1065654B IT 1065654 B IT1065654 B IT 1065654B IT 30805/76 A IT30805/76 A IT 30805/76A IT 3080576 A IT3080576 A IT 3080576A IT 1065654 B IT1065654 B IT 1065654B
Authority
IT
Italy
Prior art keywords
radiation
filter
arc welding
intensity
protective glass
Prior art date
Application number
IT30805/76A
Other languages
English (en)
Italian (it)
Original Assignee
Aga Ab
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 Aga Ab filed Critical Aga Ab
Application granted granted Critical
Publication of IT1065654B publication Critical patent/IT1065654B/it

Links

Classifications

    • 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
    • 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
    • A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
    • A61F9/06—Masks, shields or hoods for welders
    • A61F9/065—Masks, shields or hoods for welders use of particular optical 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
    • G02C7/10—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
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/107—Interference colour filters
    • 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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (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)
  • Optical Filters (AREA)
  • Glass Compositions (AREA)
  • Eyeglasses (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
IT30805/76A 1975-12-23 1976-12-23 Vetro protettivo,particolarmente per la saldatura ad arco IT1065654B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7514649A SE403566B (sv) 1975-12-23 1975-12-23 Skyddsglas for skydd mot ljusstralning, som kan underga kraftiga intensitetsvariationer, sasom vid svetsning

Publications (1)

Publication Number Publication Date
IT1065654B true IT1065654B (it) 1985-03-04

Family

ID=20326445

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30805/76A IT1065654B (it) 1975-12-23 1976-12-23 Vetro protettivo,particolarmente per la saldatura ad arco

Country Status (10)

Country Link
JP (1) JPS5282346A (de)
BR (1) BR7608670A (de)
CH (1) CH608112A5 (de)
DE (1) DE2658376C3 (de)
DK (1) DK582676A (de)
FR (1) FR2336118A1 (de)
GB (1) GB1544113A (de)
IT (1) IT1065654B (de)
NL (1) NL7614348A (de)
SE (1) SE403566B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8300149D0 (en) * 1983-01-05 1983-02-09 White G E Eye protection
DE9200977U1 (de) * 1992-01-28 1992-05-27 Sasaki, Keisuke, Tokio/Tokyo Augenschutzlinse

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL300132A (de) * 1962-11-19

Also Published As

Publication number Publication date
SE7514649L (sv) 1977-06-24
DK582676A (da) 1977-06-24
DE2658376C3 (de) 1979-10-18
DE2658376B2 (de) 1979-02-22
NL7614348A (nl) 1977-06-27
CH608112A5 (en) 1978-12-15
GB1544113A (en) 1979-04-11
FR2336118A1 (fr) 1977-07-22
SE403566B (sv) 1978-08-28
DE2658376A1 (de) 1977-07-07
JPS5282346A (en) 1977-07-09
BR7608670A (pt) 1978-01-03

Similar Documents

Publication Publication Date Title
SE7613633L (sv) Optisk anordning for inmatning av stralningsenergi i en optisk fiber
SE7706626L (sv) Ir-inbrottsdetektor
ATE80476T1 (de) Solarienfilter mit unvollstaendiger uv-b absorption.
AT368891B (de) Bestrahlungseinrichtung mit ultraviolett-strahlenquelle
SE390767B (sv) Filter utfort att genomsleppa ljus och reflektera termisk stralning samt forfarande for dess tillverkning
IT1065654B (it) Vetro protettivo,particolarmente per la saldatura ad arco
NL7509224A (nl) Optisch filter voor laserlicht.
JPS5766013A (en) Light shielding device for automobile window glass
JPS536057A (en) Shielding and protecting device
JPS52154397A (en) Laser device with radiation positioning mechanism
JPS5750674A (en) Radiation detector
JPS5437794A (en) Infrared ray detector
JPS53145689A (en) Light receiving device
JPS5264950A (en) Optically variable attenuator
JPS51131375A (en) Filter photometer for ultraviolet rays
JPS5390747A (en) Polarization inversion type light modulator
JPS545395A (en) Photo detection integrated circuit device
JPS5212878A (en) Electrn-cooled type device for detecting rays of radiant light
GB1605192A (en) Process and device for protection against flash blindness
ES322654A1 (es) Procedimiento para la fabricacion de cristales para gafas
JPS55142218A (en) Infrared detector
JPS53126885A (en) Semiconductor photo detector
FR1332614A (fr) écran de protection contre les radiations lumineuses et calorifiques
JPS5439676A (en) Gas detector
GB1264799A (de)