JPS624909Y2 - - Google Patents

Info

Publication number: JPS624909Y2
Authority: JP; Japan
Prior art keywords: lens holder; lens; focus; tracking; track
Prior art date: 1981-04-20
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

Application number

JP5778181U

Other languages

English (en)

Japanese (ja)

Other versions

JPS57168845U (fr

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.)

1981-04-20

Filing date

1981-04-20

Publication date

1987-02-04

1981-04-20 Application filed filed Critical

1981-04-20 Priority to JP5778181U priority Critical patent/JPS624909Y2/ja

1982-10-23 Publication of JPS57168845U publication Critical patent/JPS57168845U/ja

1987-02-04 Application granted granted Critical

1987-02-04 Publication of JPS624909Y2 publication Critical patent/JPS624909Y2/ja

Status Expired legal-status Critical Current

Links

230000003287 optical effect Effects 0.000 claims description 22
229920001971 elastomer Polymers 0.000 claims description 12
239000005060 rubber Substances 0.000 claims description 12
238000006073 displacement reaction Methods 0.000 description 7
230000004075 alteration Effects 0.000 description 3
238000010586 diagram Methods 0.000 description 2
230000004907 flux Effects 0.000 description 2
230000005484 gravity Effects 0.000 description 2
230000007935 neutral effect Effects 0.000 description 2
BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
229920005549 butyl rubber Polymers 0.000 description 1
230000008878 coupling Effects 0.000 description 1
238000010168 coupling process Methods 0.000 description 1
238000005859 coupling reaction Methods 0.000 description 1
230000003628 erosive effect Effects 0.000 description 1
239000000696 magnetic material Substances 0.000 description 1
238000000034 method Methods 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
230000000630 rising effect Effects 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
229920002379 silicone rubber Polymers 0.000 description 1
239000004945 silicone rubber Substances 0.000 description 1
230000005236 sound signal Effects 0.000 description 1

Landscapes

Mechanical Optical Scanning Systems (AREA)
Optical Recording Or Reproduction (AREA)

JP5778181U 1981-04-20 1981-04-20 Expired JPS624909Y2 (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP5778181U JPS624909Y2 (fr)	1981-04-20	1981-04-20

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP5778181U JPS624909Y2 (fr)	1981-04-20	1981-04-20

Publications (2)

Publication Number	Publication Date
JPS57168845U JPS57168845U (fr)	1982-10-23
JPS624909Y2 true JPS624909Y2 (fr)	1987-02-04

Family

ID=29854244

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP5778181U Expired JPS624909Y2 (fr)	1981-04-20	1981-04-20

Country Status (1)

Country	Link
JP (1)	JPS624909Y2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS59221838A (ja) *	1983-05-31	1984-12-13	Matsushita Electric Ind Co Ltd	光デイスクプレ−ヤの対物レンズ駆動装置
NL8303700A (nl) *	1983-10-27	1985-05-17	Philips Nv	Electro-optische inrichting.
JPH0614254Y2 (ja) *	1985-07-09	1994-04-13	パイオニア株式会社	光学式情報読取装置におけるピックアップ装置

1981
- 1981-04-20 JP JP5778181U patent/JPS624909Y2/ja not_active Expired

Also Published As

Publication number	Publication date
JPS57168845U (fr)	1982-10-23

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