CH638902A5 - Mehrstaerken-brillenlinse. - Google Patents
Mehrstaerken-brillenlinse. Download PDFInfo
- Publication number
- CH638902A5 CH638902A5 CH1271878A CH1271878A CH638902A5 CH 638902 A5 CH638902 A5 CH 638902A5 CH 1271878 A CH1271878 A CH 1271878A CH 1271878 A CH1271878 A CH 1271878A CH 638902 A5 CH638902 A5 CH 638902A5
- Authority
- CH
- Switzerland
- Prior art keywords
- base
- additional
- additional parts
- lens
- glass
- Prior art date
Links
- 239000011521 glass Substances 0.000 title claims description 22
- 239000006121 base glass Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 230000004927 fusion Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000007792 addition Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 230000007849 functional defect Effects 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000005368 silicate glass Substances 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
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2803047A DE2803047C2 (de) | 1978-01-25 | 1978-01-25 | Mehrstärken-Brillenlinse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH638902A5 true CH638902A5 (de) | 1983-10-14 |
Family
ID=6030266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1271878A CH638902A5 (de) | 1978-01-25 | 1978-12-14 | Mehrstaerken-brillenlinse. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4247179A (en, 2012) |
| JP (1) | JPS54104854A (en, 2012) |
| AT (1) | AT383427B (en, 2012) |
| CH (1) | CH638902A5 (en, 2012) |
| DE (1) | DE2803047C2 (en, 2012) |
| ES (1) | ES476656A1 (en, 2012) |
| FR (1) | FR2415819A1 (en, 2012) |
| GB (1) | GB2013925B (en, 2012) |
| NL (1) | NL7812573A (en, 2012) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8404836U1 (de) * | 1984-02-17 | 1984-05-17 | Fa. Carl Zeiss, 7920 Heidenheim | Mehrstaerkenbrillenlinse mit grossem nahteil |
| AU4430985A (en) * | 1984-05-26 | 1985-12-31 | Optische Werke G. Rodenstock | Anti-glare spectacle lens for video-screen work |
| BR8708000A (pt) * | 1987-11-25 | 1990-10-16 | Hitoshi Okano | Lente multi-focal |
| US4859261A (en) * | 1988-05-11 | 1989-08-22 | Ace Ronald S | Method of making multi-focus ophthalmic lens |
| US5002383A (en) * | 1989-07-10 | 1991-03-26 | Sisler Hampson A | Polyprismatic lens for enhancing human ocular motility |
| US5305028A (en) * | 1990-04-24 | 1994-04-19 | Hitoshi Okano | Multifocal lens provided with progressive focal segment |
| JP2000258733A (ja) * | 1999-03-09 | 2000-09-22 | Asahi Optical:Kk | 視力矯正眼鏡用レンズ |
| US6322215B1 (en) | 2000-08-07 | 2001-11-27 | Alexander C. Bristol | Non-progressive trifocal ophthalmic lens |
| PL404250A1 (pl) * | 2013-06-07 | 2014-12-08 | Quest Optical Industries Ltd | Dwuogniskowa nieprogresywna soczewka optyczna |
| JP7039902B2 (ja) * | 2017-09-21 | 2022-03-23 | 富士フイルムビジネスイノベーション株式会社 | 多焦点レンズ、計測装置および計測方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1294335A (fr) * | 1961-04-15 | 1962-05-26 | Perfectionnements aux lentilles ophtalmiques multifocales | |
| DE1932037U (de) * | 1964-03-04 | 1966-02-03 | Zeiss Carl Fa | Verschmolzenes dreistaerken-brillenglas. |
| FR1424818A (fr) * | 1965-02-16 | 1966-01-14 | Zeiss Carl Fa | Verre trifocal moulé pour lunettes |
| DE1913500A1 (de) * | 1969-03-17 | 1970-09-24 | Hilti Ag | Verpackung fuer huelsenlose Treibladungspresslinie |
-
1978
- 1978-01-25 DE DE2803047A patent/DE2803047C2/de not_active Expired
- 1978-12-14 CH CH1271878A patent/CH638902A5/de not_active IP Right Cessation
- 1978-12-15 AT AT0896878A patent/AT383427B/de not_active IP Right Cessation
- 1978-12-27 NL NL7812573A patent/NL7812573A/xx not_active Application Discontinuation
-
1979
- 1979-01-09 ES ES476656A patent/ES476656A1/es not_active Expired
- 1979-01-16 US US06/003,982 patent/US4247179A/en not_active Expired - Lifetime
- 1979-01-16 JP JP230179A patent/JPS54104854A/ja active Pending
- 1979-01-18 GB GB7901799A patent/GB2013925B/en not_active Expired
- 1979-01-25 FR FR7901875A patent/FR2415819A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ATA896878A (de) | 1986-11-15 |
| FR2415819B3 (en, 2012) | 1981-10-02 |
| JPS54104854A (en) | 1979-08-17 |
| AT383427B (de) | 1987-07-10 |
| GB2013925B (en) | 1982-03-31 |
| DE2803047A1 (de) | 1979-07-26 |
| ES476656A1 (es) | 1979-05-16 |
| US4247179A (en) | 1981-01-27 |
| DE2803047C2 (de) | 1983-07-14 |
| FR2415819A1 (fr) | 1979-08-24 |
| NL7812573A (nl) | 1979-07-27 |
| GB2013925A (en) | 1979-08-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |