AT368654B - Optische fokussiervorrichtung - Google Patents

Optische fokussiervorrichtung

Info

Publication number: AT368654B
Authority: AT; Austria
Prior art keywords: focusing device; optical focusing; optical; focusing
Prior art date: 1979-06-13

Application number

AT0305180A

Other languages

English (en)

Other versions

ATA305180A (de

Original Assignee

Philips Nv

Priority date (The priority date 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 date listed.)

1979-06-13

Filing date

1980-06-10

Publication date

1982-10-25

1980-06-10 Application filed by Philips Nv filed Critical Philips Nv

1982-02-15 Publication of ATA305180A publication Critical patent/ATA305180A/de

1982-10-25 Application granted granted Critical

1982-10-25 Publication of AT368654B publication Critical patent/AT368654B/de

Links

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/02—Objectives

Landscapes

Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Optical Recording Or Reproduction (AREA)
Optical Head (AREA)
Lens Barrels (AREA)

AT0305180A 1979-06-13 1980-06-10 Optische fokussiervorrichtung AT368654B (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL7904618A NL7904618A (nl)	1979-06-13	1979-06-13	Optische focusseerinrichting.

Publications (2)

Publication Number	Publication Date
ATA305180A ATA305180A (de)	1982-02-15
AT368654B true AT368654B (de)	1982-10-25

Family

ID=19833345

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT0305180A AT368654B (de)	1979-06-13	1980-06-10	Optische fokussiervorrichtung

Country Status (9)

Country	Link
US (1)	US4252412A (de)
EP (1)	EP0021501B1 (de)
JP (2)	JPS5637833A (de)
AT (1)	AT368654B (de)
AU (1)	AU539045B2 (de)
CA (1)	CA1128790A (de)
DE (1)	DE3062719D1 (de)
ES (1)	ES8102394A1 (de)
NL (1)	NL7904618A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5625335U (de) *	1979-07-31	1981-03-07
NL8004380A (nl) *	1980-07-31	1982-03-01	Philips Nv	Optische inrichting voor het met een stralingsbundel inschrijven en/of uitlezen van registratiesporen.
JPS57120240A (en) *	1981-01-16	1982-07-27	Sony Corp	Optical disk player
NL8202451A (nl) *	1982-06-17	1984-01-16	Philips Nv	Optische inrichting.
CA1249744A (en) *	1983-08-03	1989-02-07	Mitsuru Takashima	Optical pickup having a driving unit
JPS60177439A (ja) *	1984-02-23	1985-09-11	Toshiba Corp	光学的情報処理装置
JPS61111029U (de) *	1984-12-24	1986-07-14
US5001694A (en) *	1986-05-06	1991-03-19	Pencom International Corp.	Tracking and focus actuator for a holographic optical head
US4816607A (en) *	1987-03-02	1989-03-28	Uop Inc.	Integrated etherification process with recycle post treatment
JPH0254433A (ja) *	1988-08-18	1990-02-23	Matsushita Electric Ind Co Ltd	光学式ピックアップ
JPH0650167B2 (ja) *	1988-11-12	1994-06-29	シルバー株式会社	燃焼器具用芯
JPH03100935A (ja) *	1989-09-12	1991-04-25	Hitachi Ltd	光ピツクアツプの防塵装置
JP2723995B2 (ja) *	1989-10-05	1998-03-09	株式会社リコー	光ディスクドライブ装置
US5485437A (en) *	1993-02-05	1996-01-16	Discovision Associates	Shock-resistant, electrostatically actuated pick-up for optical recording and playback
FR2763145B1 (fr)	1997-05-07	1999-07-30	Centre Nat Rech Scient	Dispositif a cristaux liquides comprenant des moyens d'ancrage perfectionnes sur au moins une plaque de confinement donnant une orientation degeneree sans memoire
GB2352078A (en) *	1999-07-08	2001-01-17	Ford Motor Co	Focusing/tracking limit bumpers for an optical pickup

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2256245A (en) *	1938-03-24	1941-09-16	Leitz Ernst Gmbh	Microscope
DE939170C (de) *	1952-12-09	1956-02-16	Optische Werke C Reichert Ag	Praeparatschuetzende Vorrichtung fuer automatische Vorfokussierung von Mikroskopen
DE925615C (de) *	1953-05-09	1955-03-24	Leitz Ernst Gmbh	Frontlinsenfassung mit konischer Ausnehmung fuer Mikroskopobjektive
DE1029590B (de) *	1954-12-16	1958-05-08	Zeiss Carl Fa	Mikroskopobjektiv in Korrektionsfassung
US3594068A (en) *	1968-04-04	1971-07-20	Schneider Co Optische Werke	Shock absorber for adjustable optical components
DD96790A1 (de) *	1972-02-10	1973-04-12
US3861786A (en) *	1973-05-17	1975-01-21	Teletype Corp	System for mounting an optical lens in a holder for limited movement along a fixed axis
NL164689C (nl) *	1975-03-10	1981-01-15	Philips Nv	Optische focusseerinrichting voor het focusseren van een stralingsbundel.
JPS5945963B2 (ja) *	1976-03-02	1984-11-09	ミノルタ株式会社	レンズ鏡胴

1979
- 1979-06-13 NL NL7904618A patent/NL7904618A/nl not_active Application Discontinuation
- 1979-10-12 US US06/084,269 patent/US4252412A/en not_active Expired - Lifetime
1980
- 1980-06-05 CA CA353,456A patent/CA1128790A/en not_active Expired
- 1980-06-10 AT AT0305180A patent/AT368654B/de not_active IP Right Cessation
- 1980-06-10 AU AU59171/80A patent/AU539045B2/en not_active Ceased
- 1980-06-11 EP EP80200538A patent/EP0021501B1/de not_active Expired
- 1980-06-11 ES ES492322A patent/ES8102394A1/es not_active Expired
- 1980-06-11 DE DE8080200538T patent/DE3062719D1/de not_active Expired
- 1980-06-12 JP JP7846480A patent/JPS5637833A/ja active Pending
1986
- 1986-07-08 JP JP1986103815U patent/JPS6222728U/ja active Pending

Also Published As

Publication number	Publication date
ES492322A0 (es)	1980-12-16
ES8102394A1 (es)	1980-12-16
NL7904618A (nl)	1980-12-16
DE3062719D1 (en)	1983-05-19
AU539045B2 (en)	1984-09-06
ATA305180A (de)	1982-02-15
CA1128790A (en)	1982-08-03
JPS6222728U (de)	1987-02-12
EP0021501A1 (de)	1981-01-07
AU5917180A (en)	1980-12-18
JPS5637833A (en)	1981-04-11
EP0021501B1 (de)	1983-04-13
US4252412A (en)	1981-02-24

Legal Events

Date	Code	Title	Description
1989-11-15	ELJ	Ceased due to non-payment of the annual fee

Publication	Publication Date	Title
AT371276B (de)	1983-06-10	Optische abtastvorrichtung
AT355639B (de)	1980-03-10	Optische abtastvorrichtung
NL7801720A (nl)	1978-08-24	Optische koppelinrichting.
NL186711C (nl)	1991-02-01	Optische vezel.
NL186143C (nl)	1990-10-01	Lens voor optische apparatuur.
AT351823B (de)	1979-08-10	Automatisches optisches fokussiersystem
AT380581B (de)	1986-06-10	Optische ueberwachungseinrichtung
NL7611727A (nl)	1977-07-26	Optische aftastinrichting.
AR222079A1 (es)	1981-04-15	Aparato de exploracion optica con conjunto de enfoque
NL7708485A (nl)	1978-02-06	Optische verbindingsinrichting.
AT351817B (de)	1979-08-10	Automatisches optisches fokussiersystem
ES505077A0 (es)	1982-08-16	Un dispositivo enfocador optico
AT368654B (de)	1982-10-25	Optische fokussiervorrichtung
NL188345C (nl)	1992-06-01	Optische vezel.
NL7800091A (nl)	1978-07-11	Optische aftastinrichting.
IT1137923B (it)	1986-09-10	Dispositivo ottico di focalizzazione
NL7701121A (nl)	1977-08-04	Optische inrichting.
NL7810206A (nl)	1979-04-17	Optische halfgeleiderinrichting.
NL178819C (nl)	1986-05-16	Optische koppelinrichting.
NL190030C (nl)	1993-10-01	Optische inspectie-inrichting.
NL7902927A (nl)	1979-10-19	Optische registratie-inrichting.
BE853171A (nl)	1977-08-01	Optische demonstratieinrichting
NL186838C (nl)	1991-03-01	Optische modulatie-inrichting.
AR210380A1 (es)	1977-07-29	Dispositivo optico de aumento
ATE36917T1 (de)	1988-09-15	Optische speichervorrichtung.