JPS4984665A - - Google Patents
Info
- Publication number
- JPS4984665A JPS4984665A JP13224173A JP13224173A JPS4984665A JP S4984665 A JPS4984665 A JP S4984665A JP 13224173 A JP13224173 A JP 13224173A JP 13224173 A JP13224173 A JP 13224173A JP S4984665 A JPS4984665 A JP S4984665A
- Authority
- JP
- Japan
- 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
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 |
|---|---|
| JPS4984665A true JPS4984665A (ja) | 1974-08-14 |
Family
ID=23201959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13224173A Pending JPS4984665A (ja) | 1972-11-29 | 1973-11-27 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4984665A (ja) |
| CA (1) | CA993697A (ja) |
| DE (1) | DE2347019A1 (ja) |
| FR (1) | FR2208131A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6069602A (ja) * | 1983-09-26 | 1985-04-20 | Tsutsunaka Plast Kogyo Kk | 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− |
| JPS62231925A (ja) * | 1986-04-01 | 1987-10-12 | Hoya Corp | レ−ザ保護眼鏡レンズ |
| US10551637B2 (en) | 2006-03-20 | 2020-02-04 | High Performance Optics, Inc. | High performance selective light wavelength filtering providing improved contrast sensitivity |
| US11701315B2 (en) | 2006-03-20 | 2023-07-18 | High Performance Optics, Inc. | High energy visible light filter systems with yellowness index values |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4811701B2 (ja) | 2004-12-28 | 2011-11-09 | 山本光学株式会社 | 保護眼鏡用レンズ |
Citations (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
Patent Citations (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 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6069602A (ja) * | 1983-09-26 | 1985-04-20 | Tsutsunaka Plast Kogyo Kk | 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− |
| JPS62231925A (ja) * | 1986-04-01 | 1987-10-12 | Hoya Corp | レ−ザ保護眼鏡レンズ |
| US10551637B2 (en) | 2006-03-20 | 2020-02-04 | High Performance Optics, Inc. | High performance selective light wavelength filtering providing improved contrast sensitivity |
| US11701315B2 (en) | 2006-03-20 | 2023-07-18 | High Performance Optics, Inc. | High energy visible light filter systems with yellowness index values |
| US11774783B2 (en) | 2006-03-20 | 2023-10-03 | High Performance Optics, Inc. | High performance selective light wavelength filtering providing improved contrast sensitivity |
Also Published As
| Publication number | Publication date |
|---|---|
| CA993697A (en) | 1976-07-27 |
| DE2347019A1 (de) | 1974-06-06 |
| FR2208131B3 (ja) | 1976-10-15 |
| FR2208131A1 (en) | 1974-06-21 |