JPH01154523U - - Google Patents

Info

Publication number
JPH01154523U
JPH01154523U JP1988051437U JP5143788U JPH01154523U JP H01154523 U JPH01154523 U JP H01154523U JP 1988051437 U JP1988051437 U JP 1988051437U JP 5143788 U JP5143788 U JP 5143788U JP H01154523 U JPH01154523 U JP H01154523U
Authority
JP
Japan
Prior art keywords
objective lens
support device
lens support
insertion hole
support member
Prior art date
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.)
Granted
Application number
JP1988051437U
Other languages
Japanese (ja)
Other versions
JPH0626973Y2 (en
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.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988051437U priority Critical patent/JPH0626973Y2/en
Priority to KR2019890004620U priority patent/KR940006541Y1/en
Publication of JPH01154523U publication Critical patent/JPH01154523U/ja
Application granted granted Critical
Publication of JPH0626973Y2 publication Critical patent/JPH0626973Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示す斜視図、第２
図イ及びロはそれぞれ本考案に使用される支持部
材の正面図及び断面図、第３図は本考案の説明に
供する部分断面図である。 主な図番の説明、１……レンズホルダー、２…
…対物レンズ、１２……フレーム、１３……ワイ
ヤー、１４……支持部材、１６……挿入孔。 Fig. 1 is a perspective view showing one embodiment of the present invention;
Figures A and B are a front view and a cross-sectional view, respectively, of a support member used in the present invention, and Figure 3 is a partial cross-sectional view for explaining the present invention. Explanation of main drawing numbers, 1... Lens holder, 2...
...Objective lens, 12...Frame, 13...Wire, 14...Support member, 16...Insertion hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 信号を読み出す為の光ビームを移動可能にする
べく対物レンズを変位自在に支持する対物レンズ
支持装置であつて、フレームの両端間に張架され
ると共に対物レンズを変位可能に支持する複数本
のワイヤーと、該複数本のワイヤーの一端がそれ
ぞれ挿入される挿入孔を有すると共にフレームに
固定された支持部材とを備え、該支持部材を温度
変化に伴つて弾性及び摩擦係数が共に大、あるい
は小となる弾性材料により構成したことを特徴と
する対物レンズ支持装置。 An objective lens support device that movably supports an objective lens in order to make a light beam for reading out signals movable. The support member has an insertion hole into which one end of each of the plurality of wires is inserted, and is fixed to a frame. An objective lens support device characterized in that it is made of an elastic material.
JP1988051437U 1988-04-15 1988-04-15 Objective lens support device Expired - Lifetime JPH0626973Y2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988051437U JPH0626973Y2 (en) 1988-04-15 1988-04-15 Objective lens support device
KR2019890004620U KR940006541Y1 (en) 1988-04-15 1989-04-14 Lens mount

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988051437U JPH0626973Y2 (en) 1988-04-15 1988-04-15 Objective lens support device

Publications (2)

Publication Number Publication Date
JPH01154523U true JPH01154523U (en) 1989-10-24
JPH0626973Y2 JPH0626973Y2 (en) 1994-07-20

Family

ID=12886908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988051437U Expired - Lifetime JPH0626973Y2 (en) 1988-04-15 1988-04-15 Objective lens support device

Country Status (2)

Country Link
JP (1) JPH0626973Y2 (en)
KR (1) KR940006541Y1 (en)

Also Published As

Publication number Publication date
KR890021503U (en) 1989-11-02
KR940006541Y1 (en) 1994-09-26
JPH0626973Y2 (en) 1994-07-20

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