FR2628907B1 - CONTROL CIRCUIT FOR A PIEZOELECTRIC ADJUSTING MEMBER - Google Patents

CONTROL CIRCUIT FOR A PIEZOELECTRIC ADJUSTING MEMBER

Info

Publication number
FR2628907B1
FR2628907B1 FR8902650A FR8902650A FR2628907B1 FR 2628907 B1 FR2628907 B1 FR 2628907B1 FR 8902650 A FR8902650 A FR 8902650A FR 8902650 A FR8902650 A FR 8902650A FR 2628907 B1 FR2628907 B1 FR 2628907B1
Authority
FR
France
Prior art keywords
control circuit
adjusting member
piezoelectric adjusting
piezoelectric
circuit
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.)
Expired - Fee Related
Application number
FR8902650A
Other languages
French (fr)
Other versions
FR2628907A1 (en
Inventor
Geoffrey Drage
Hanns-Herbert Prien
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Diehl Verwaltungs Stiftung
Original Assignee
Diehl GmbH and Co
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 by Diehl GmbH and Co filed Critical Diehl GmbH and Co
Publication of FR2628907A1 publication Critical patent/FR2628907A1/en
Application granted granted Critical
Publication of FR2628907B1 publication Critical patent/FR2628907B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/06—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the phase of light
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70—Auxiliary operations or equipment
    • B23K26/702—Auxiliary equipment
    • B23K26/707—Auxiliary equipment for monitoring laser beam transmission optics
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0825—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a flexible sheet or membrane, e.g. for varying the focus
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/802—Circuitry or processes for operating piezoelectric or electrostrictive devices not otherwise provided for, e.g. drive circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Lasers (AREA)
FR8902650A 1988-03-19 1989-03-01 CONTROL CIRCUIT FOR A PIEZOELECTRIC ADJUSTING MEMBER Expired - Fee Related FR2628907B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3809284A DE3809284A1 (en) 1988-03-19 1988-03-19 Control circuit for a piezo-actuator

Publications (2)

Publication Number Publication Date
FR2628907A1 FR2628907A1 (en) 1989-09-22
FR2628907B1 true FR2628907B1 (en) 1993-03-26

Family

ID=6350178

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8902650A Expired - Fee Related FR2628907B1 (en) 1988-03-19 1989-03-01 CONTROL CIRCUIT FOR A PIEZOELECTRIC ADJUSTING MEMBER

Country Status (2)

Country Link
DE (1) DE3809284A1 (en)
FR (1) FR2628907B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4113667A1 (en) * 1991-04-26 1992-11-05 Fraunhofer Ges Forschung Piezoelectric positioning drive for machine tools - uses copper@ heat sink and Peltier-effect modules to reduce operating temp.
US6400062B1 (en) 2000-03-21 2002-06-04 Caterpillar Inc. Method and apparatus for temperature compensating a piezoelectric device
EP1716962B1 (en) * 2005-04-29 2009-02-18 Trumpf Werkzeugmaschinen GmbH + Co. KG Device with an adaptive mirror for modifying the focus characteristics of a laser working machine
GB2450620B (en) * 2007-06-27 2010-07-07 Fluke Corp System for providing a thermally stabilized fixed frequency piezoelectric optical modulator

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2313107C3 (en) * 1973-03-16 1975-10-09 Hewlett-Packard Gmbh, 7030 Boeblingen Method and circuit arrangement for controlling the expansion of a piezoelectric element
US4267478A (en) * 1978-11-17 1981-05-12 The Singer Company Pathlength controller for a ring laser gyroscope
DE2915313A1 (en) * 1979-04-14 1980-10-23 Ibm Deutschland PIEZOELECTRIC DRIVE ARRANGEMENT, ESPECIALLY FOR FOCUSING SYSTEMS
US4314174A (en) * 1980-03-25 1982-02-02 Litton Systems, Inc. Piezoelectric transducer drive having temperature compensation
DD204003B1 (en) * 1982-03-12 1986-11-26 Akad Wissenschaften Ddr ARRANGEMENT FOR MAINTAINING THE OPTICAL ADJUSTMENT CONDITION OF A DYE LASER
JPS5916572A (en) * 1982-07-21 1984-01-27 多賀電気株式会社 Method of controlling drive frequency of ultrasonic converter drive
JPS59181585A (en) * 1983-03-31 1984-10-16 Toshiba Corp Displacement generator
DE3502024A1 (en) * 1985-01-23 1986-07-24 Diehl GmbH & Co, 8500 Nürnberg Deformable mirror
JPS6343578A (en) * 1986-08-06 1988-02-24 Tohoku Metal Ind Ltd Constant-voltage source for driving piezoelectric element

Also Published As

Publication number Publication date
DE3809284A1 (en) 1989-09-28
FR2628907A1 (en) 1989-09-22

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Legal Events

Date Code Title Description
ST Notification of lapse