GB1257990A - - Google Patents

Info

Publication number
GB1257990A
GB1257990A GB1257990DA GB1257990A GB 1257990 A GB1257990 A GB 1257990A GB 1257990D A GB1257990D A GB 1257990DA GB 1257990 A GB1257990 A GB 1257990A
Authority
GB
United Kingdom
Prior art keywords
output
crystal
signal
frequency
radiation
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
Application number
Other languages
English (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
Publication of GB1257990A publication Critical patent/GB1257990A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/35—Non-linear optics
    • G02F1/37—Non-linear optics for second-harmonic generation
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/03—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
    • G02F1/0327—Operation of the cell; Circuit arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
GB1257990D 1969-05-06 1969-05-06 Expired GB1257990A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2307569 1969-05-06

Publications (1)

Publication Number Publication Date
GB1257990A true GB1257990A (de) 1971-12-22

Family

ID=10189727

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1257990D Expired GB1257990A (de) 1969-05-06 1969-05-06

Country Status (1)

Country Link
GB (1) GB1257990A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0044122A2 (de) * 1978-03-27 1982-01-20 Discovision Associates Verfahren und Gerät zum Schreiben einer Spur eines Informationssignals auf einer Scheibe
WO2005067111A3 (en) * 2003-12-31 2005-09-09 Symbol Technologies Inc Method and apparatus for controllably modulating a laser in a laser projection display

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0044122A2 (de) * 1978-03-27 1982-01-20 Discovision Associates Verfahren und Gerät zum Schreiben einer Spur eines Informationssignals auf einer Scheibe
EP0045117A2 (de) * 1978-03-27 1982-02-03 Discovision Associates Gerät und Verfahren zum Schreiben einer Informationsspur auf eine Scheibe
EP0048041A2 (de) * 1978-03-27 1982-03-24 Discovision Associates Verfahren und Gerät zum Schreiben einer Spur eines Informationssignals
EP0044122A3 (en) * 1978-03-27 1982-08-04 Discovision Associates Method and apparatus for writing a signal information track on a disc
EP0045117A3 (en) * 1978-03-27 1982-08-04 Discovision Associates Apparatus and method for writing a signal information track on a disc
EP0048041A3 (en) * 1978-03-27 1982-08-04 Discovision Associates Method and apparatus for writing a signal-information track by using a radiation beam
WO2005067111A3 (en) * 2003-12-31 2005-09-09 Symbol Technologies Inc Method and apparatus for controllably modulating a laser in a laser projection display
US7325929B2 (en) 2003-12-31 2008-02-05 Symbol Technologies, Inc. Method and apparatus for controllably modulating a laser in a laser projection display

Similar Documents

Publication Publication Date Title
US5003624A (en) Automatic bias controller for electro-optic modulator
US5168503A (en) Harmonic generator
US4071751A (en) Automatic optical bias control for light modulators
US3780296A (en) Automatic optical bias control for light modulators
US3579145A (en) Modulator stabilization circuits
EP0631169B1 (de) Optische Modulationsvorrichtung
US5907426A (en) Stabilizing device for optical modulator
EP0687915B1 (de) Fühler für elektrische Felder
GB994210A (en) Optical travelling wave parametric devices
DE3586714D1 (en) Optische modulationssysteme.
US4460249A (en) Control system for an optical modulator
GB1038140A (en) Measuring apparatus incorporating a laser
GB1257990A (de)
US3663897A (en) Method of modulating a laser beam and related apparatus
US3524147A (en) Method and apparatus for the electro-optic control and modulation of light
JPS5737893A (en) Semiconductor laser
JPS59155764A (ja) 光電圧計
GB1141512A (en) Improvements in or relating to optical devices employing nonlinear birefringent crystals
CA1057841A (en) Automatic optical bias control for light modulators
Micheron et al. Real time measurement of induced variation of birefringence in transparent media
SU1022086A1 (ru) Устройство дл определени магнитных и магнитооптических характеристик материалов
JPS643633A (en) Second harmonic wave intensity modulating system
JPS62258528A (ja) 光送信器
JPH0876071A (ja) 光外部変調器バイアス電圧制御回路
JP3478063B2 (ja) 光変調器の安定化装置

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees