FR2357879B1 - - Google Patents
Info
- Publication number
- FR2357879B1 FR2357879B1 FR7720451A FR7720451A FR2357879B1 FR 2357879 B1 FR2357879 B1 FR 2357879B1 FR 7720451 A FR7720451 A FR 7720451A FR 7720451 A FR7720451 A FR 7720451A FR 2357879 B1 FR2357879 B1 FR 2357879B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0228—Testing optical properties by measuring refractive power
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/703,492 US4090790A (en) | 1976-07-08 | 1976-07-08 | Apparatus for testing the refractive power(s) of lenses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2357879A1 FR2357879A1 (fr) | 1978-02-03 |
| FR2357879B1 true FR2357879B1 (show.php) | 1981-09-18 |
Family
ID=24825595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7720451A Granted FR2357879A1 (fr) | 1976-07-08 | 1977-07-04 | Appareil pour verifier la ou les puissance(s) de refraction de lentilles |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4090790A (show.php) |
| JP (1) | JPS537256A (show.php) |
| AU (1) | AU503729B2 (show.php) |
| CA (1) | CA1078170A (show.php) |
| DE (1) | DE2728500A1 (show.php) |
| FR (1) | FR2357879A1 (show.php) |
| GB (1) | GB1554352A (show.php) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4199816A (en) * | 1978-06-28 | 1980-04-22 | Humphrey Instruments, Inc. | Optical calibration apparatus and procedure |
| US4275964A (en) * | 1979-05-18 | 1981-06-30 | Rodenstock Instruments Corporation | Apparatus and method for determining the refractive characteristics of a test lens |
| JPS5687836A (en) * | 1979-12-19 | 1981-07-16 | Tokyo Optical Co Ltd | Projection type lens meter |
| US4410268A (en) * | 1980-04-28 | 1983-10-18 | Tokyo Kogaku Kikai Kabushiki Kaisha | Apparatus for automatically measuring the characteristics of an optical system |
| US4696569A (en) * | 1985-04-11 | 1987-09-29 | The United States Of America As Represented By The Secretary Of The Air Force | Method of measuring spherical aberration and apparatus therefor |
| US5355210A (en) * | 1991-12-20 | 1994-10-11 | Rotlex Optics Ltd. | Method and apparatus for measuring optical properties of optical devices |
| US5684576A (en) * | 1995-07-27 | 1997-11-04 | Nidek Co., Ltd. | Lens meter |
| US6671039B2 (en) * | 2000-06-22 | 2003-12-30 | Hoya Corporation | Spectacle lens image sensing processing apparatus and spectacle lens positioning method |
| US20030053027A1 (en) * | 2001-04-16 | 2003-03-20 | Sarver Edwin J. | Subjective refraction by meridional power matching |
| US7014325B2 (en) * | 2003-01-30 | 2006-03-21 | Hubbs Machine & Manufacturing Inc. | Displacement process for hollow surveying retroreflector |
| EP1864078B1 (en) * | 2005-03-03 | 2017-05-03 | Ilko Ilev | Confocal fiber-optic laser device and method for intraocular lens power measurement |
| CN102384837A (zh) * | 2010-08-31 | 2012-03-21 | 成都易生玄科技有限公司 | 缩聚镜及缩聚镜为主体的集成缩聚功能单元的检测方法 |
| US10557773B2 (en) | 2016-05-18 | 2020-02-11 | Jand, Inc. | Fixtureless lensmeter system |
| US10036685B2 (en) | 2016-05-18 | 2018-07-31 | Jand, Inc. | Fixtureless lensmeter and methods of operating same |
| US11300479B2 (en) * | 2017-06-28 | 2022-04-12 | Consejo Superior De Investigaciones Científicas | Device for determining the optical power of lenses and measurement method |
| US11488239B2 (en) | 2019-08-26 | 2022-11-01 | Warby Parker Inc. | Virtual fitting systems and methods for spectacles |
| US11676347B2 (en) | 2020-04-15 | 2023-06-13 | Warby Parker Inc. | Virtual try-on systems for spectacles using reference frames |
| WO2021257406A1 (en) | 2020-06-17 | 2021-12-23 | Warby Parker Inc. | System and method for measuring pupillary distance and uses thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1204030A (en) * | 1916-07-14 | 1916-11-07 | Bausch & Lomb | Lens centering and measuring instrument. |
| DE1001020B (de) * | 1955-01-13 | 1957-01-17 | Rollei Werke Franke Heidecke | Optisches Pruef- und Messgeraet |
| US3323417A (en) * | 1962-04-10 | 1967-06-06 | Polaroid Corp | Testing apparatus for optical lenses |
| GB1368819A (en) * | 1970-12-04 | 1974-10-02 | Nippon Kogaku Kk | Automatic focusing device |
| US3768910A (en) * | 1972-05-25 | 1973-10-30 | Zygo Corp | Detecting the position of a surface by focus modulating the illuminating beam |
| JPS5334907B2 (show.php) * | 1974-06-28 | 1978-09-22 |
-
1976
- 1976-07-08 US US05/703,492 patent/US4090790A/en not_active Expired - Lifetime
-
1977
- 1977-06-22 DE DE19772728500 patent/DE2728500A1/de not_active Withdrawn
- 1977-06-28 CA CA281,558A patent/CA1078170A/en not_active Expired
- 1977-07-04 AU AU26716/77A patent/AU503729B2/en not_active Expired
- 1977-07-04 FR FR7720451A patent/FR2357879A1/fr active Granted
- 1977-07-06 JP JP8004277A patent/JPS537256A/ja active Pending
- 1977-07-08 GB GB28830/77A patent/GB1554352A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU503729B2 (en) | 1979-09-20 |
| CA1078170A (en) | 1980-05-27 |
| FR2357879A1 (fr) | 1978-02-03 |
| GB1554352A (en) | 1979-10-17 |
| AU2671677A (en) | 1979-01-11 |
| US4090790A (en) | 1978-05-23 |
| JPS537256A (en) | 1978-01-23 |
| DE2728500A1 (de) | 1978-01-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |