DE2347019A1 - Sicherheitsfilter zum augenschutz gegen mehrfachwellenlaengen-laserstrahlung - Google Patents
Sicherheitsfilter zum augenschutz gegen mehrfachwellenlaengen-laserstrahlungInfo
- Publication number
- DE2347019A1 DE2347019A1 DE19732347019 DE2347019A DE2347019A1 DE 2347019 A1 DE2347019 A1 DE 2347019A1 DE 19732347019 DE19732347019 DE 19732347019 DE 2347019 A DE2347019 A DE 2347019A DE 2347019 A1 DE2347019 A1 DE 2347019A1
- Authority
- DE
- Germany
- Prior art keywords
- laser
- filter
- safety filter
- laser emission
- eye protection
- 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.)
- Pending
Links
- 230000005855 radiation Effects 0.000 title claims description 12
- 239000011521 glass Substances 0.000 claims description 39
- 229920003023 plastic Polymers 0.000 claims description 11
- 238000001228 spectrum Methods 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 3
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 13
- 239000000463 material Substances 0.000 description 9
- 241000219739 Lens Species 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 230000002745 absorbent Effects 0.000 description 4
- 239000002250 absorbent Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- -1 erbium ions Chemical class 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910052691 Erbium Inorganic materials 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000009863 impact test Methods 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 201000004569 Blindness Diseases 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 208000020564 Eye injury Diseases 0.000 description 1
- 235000014647 Lens culinaris subsp culinaris Nutrition 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000005365 phosphate glass Substances 0.000 description 1
- 230000002207 retinal effect Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
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
- G02C7/104—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having spectral characteristics for purposes other than sun-protection
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
-
- 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
-
- 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
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Ophthalmology & Optometry (AREA)
- Toxicology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Health & Medical Sciences (AREA)
- Optical Filters (AREA)
- Eyeglasses (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31031572A | 1972-11-29 | 1972-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2347019A1 true DE2347019A1 (de) | 1974-06-06 |
Family
ID=23201959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732347019 Pending DE2347019A1 (de) | 1972-11-29 | 1973-09-15 | Sicherheitsfilter zum augenschutz gegen mehrfachwellenlaengen-laserstrahlung |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4984665A (enrdf_load_html_response) |
| CA (1) | CA993697A (enrdf_load_html_response) |
| DE (1) | DE2347019A1 (enrdf_load_html_response) |
| FR (1) | FR2208131A1 (enrdf_load_html_response) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0648321B2 (ja) * | 1983-09-26 | 1994-06-22 | 筒中プラスチツク工業株式会社 | 近赤外線透過フイルタ−用組成物およびこれを用いた近赤外線透過フイルタ− |
| JPH0621903B2 (ja) * | 1986-04-01 | 1994-03-23 | ホ−ヤ株式会社 | レ−ザ保護眼鏡レンズ |
| JP4811701B2 (ja) * | 2004-12-28 | 2011-11-09 | 山本光学株式会社 | 保護眼鏡用レンズ |
| US20120075577A1 (en) | 2006-03-20 | 2012-03-29 | Ishak Andrew W | High performance selective light wavelength filtering providing improved contrast sensitivity |
| US8882267B2 (en) | 2006-03-20 | 2014-11-11 | High Performance Optics, Inc. | High energy visible light filter systems with yellowness index values |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3267807A (en) * | 1964-03-12 | 1966-08-23 | American Optical Corp | Plurality of shield units for absorbing energy from a laser beam |
-
1973
- 1973-09-05 CA CA180,293A patent/CA993697A/en not_active Expired
- 1973-09-15 DE DE19732347019 patent/DE2347019A1/de active Pending
- 1973-11-27 JP JP13224173A patent/JPS4984665A/ja active Pending
- 1973-11-29 FR FR7343532A patent/FR2208131A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4984665A (enrdf_load_html_response) | 1974-08-14 |
| FR2208131B3 (enrdf_load_html_response) | 1976-10-15 |
| FR2208131A1 (en) | 1974-06-21 |
| CA993697A (en) | 1976-07-27 |
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