SE346163B - - Google Patents
Info
- Publication number
- SE346163B SE346163B SE464/70A SE46470A SE346163B SE 346163 B SE346163 B SE 346163B SE 464/70 A SE464/70 A SE 464/70A SE 46470 A SE46470 A SE 46470A SE 346163 B SE346163 B SE 346163B
- Authority
- SE
- Sweden
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Polarising Elements (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79125769A | 1969-01-15 | 1969-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE346163B true SE346163B (xx) | 1972-06-26 |
Family
ID=25153140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE464/70A SE346163B (xx) | 1969-01-15 | 1970-01-15 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3540795A (xx) |
| CA (1) | CA928999A (xx) |
| CH (1) | CH501935A (xx) |
| DE (1) | DE2001668A1 (xx) |
| FR (1) | FR2041033A1 (xx) |
| GB (1) | GB1252480A (xx) |
| NL (1) | NL7000549A (xx) |
| SE (1) | SE346163B (xx) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1582844A (en) * | 1976-11-06 | 1981-01-14 | Elliott Brothers London Ltd | Optical systems |
| LU79603A1 (fr) * | 1978-05-05 | 1979-12-06 | Angenieux P Ets | Dispositif pour le reglage de la valeur des aberrations de chromatismo d'un systeme optique et procede comportant l'application d'un tel dispositif pour le reglage de cameras de television en couleur en utilisant un diascope |
| GB8713043D0 (en) * | 1987-06-03 | 1987-07-08 | British Telecomm | Optical switch |
| EP0307244A1 (en) * | 1987-09-11 | 1989-03-15 | BRITISH TELECOMMUNICATIONS public limited company | An optical space switch |
| JP2505542B2 (ja) * | 1988-07-28 | 1996-06-12 | 日本碍子株式会社 | 光学素子および光磁界検出センサ |
| JPH0823627B2 (ja) * | 1989-09-08 | 1996-03-06 | 大日本スクリーン製造株式会社 | 色消しレンズ系 |
| US5231521A (en) * | 1989-10-30 | 1993-07-27 | The University Of Colorado Foundation, Inc. | Chiral smectic liquid crystal polarization interference filters |
| JP2971945B2 (ja) * | 1989-10-30 | 1999-11-08 | ザ ユニバーシティ オブ コロラド ファウンデーション，インコーポレイテッド | 強誘電性液晶調整可能フィルタ及び色発生 |
| US5243455A (en) * | 1990-05-11 | 1993-09-07 | The University Of Colorado Foundation, Inc. | Chiral smectic liquid crystal polarization interference filters |
| JP3160319B2 (ja) * | 1991-07-25 | 2001-04-25 | 株式会社信光社 | 光アイソレータ |
| US11402635B1 (en) * | 2018-05-24 | 2022-08-02 | Facebook Technologies, Llc | Systems and methods for measuring visual refractive error |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3183763A (en) * | 1959-12-24 | 1965-05-18 | American Optical Corp | Polarization analyzers for optical systems employing polarized light |
| US3497284A (en) * | 1967-01-16 | 1970-02-24 | Ibm | Achromatic light deflector |
-
1969
- 1969-01-15 US US791257*A patent/US3540795A/en not_active Expired - Lifetime
- 1969-12-22 FR FR6944499A patent/FR2041033A1/fr not_active Withdrawn
- 1969-12-30 GB GB1252480D patent/GB1252480A/en not_active Expired
-
1970
- 1970-01-06 CA CA071464A patent/CA928999A/en not_active Expired
- 1970-01-14 CH CH46370A patent/CH501935A/de not_active IP Right Cessation
- 1970-01-14 NL NL7000549A patent/NL7000549A/xx unknown
- 1970-01-15 DE DE19702001668 patent/DE2001668A1/de active Pending
- 1970-01-15 SE SE464/70A patent/SE346163B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2001668A1 (de) | 1970-07-23 |
| NL7000549A (xx) | 1970-07-17 |
| CH501935A (de) | 1971-01-15 |
| GB1252480A (xx) | 1971-11-03 |
| US3540795A (en) | 1970-11-17 |
| FR2041033A1 (xx) | 1971-01-29 |
| CA928999A (en) | 1973-06-26 |