GB1229289A - - Google Patents

Info

Publication number
GB1229289A
GB1229289A GB1229289DA GB1229289A GB 1229289 A GB1229289 A GB 1229289A GB 1229289D A GB1229289D A GB 1229289DA GB 1229289 A GB1229289 A GB 1229289A
Authority
GB
United Kingdom
Prior art keywords
series
rods
fields
optical plates
expand
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 GB1229289A publication Critical patent/GB1229289A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/105—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
    • 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
    • G02B26/001—Optical devices or arrangements for the control of light using movable or deformable optical elements based on interference in an adjustable optical cavity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Lasers (AREA)
GB1229289D 1968-08-06 1968-08-06 Expired GB1229289A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3752968 1968-08-06

Publications (1)

Publication Number Publication Date
GB1229289A true GB1229289A (ja) 1971-04-21

Family

ID=10397165

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1229289D Expired GB1229289A (ja) 1968-08-06 1968-08-06

Country Status (1)

Country Link
GB (1) GB1229289A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0167843A2 (de) * 1984-06-08 1986-01-15 Feinmechanische Werke Halle GmbH Anordnung zur externen Modulation von CO2-Laser-Strahlung hoher Leistung
EP2075617A1 (en) * 2006-10-18 2009-07-01 Olympus Corporation Variable spectral element and endoscope system using the same

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0167843A2 (de) * 1984-06-08 1986-01-15 Feinmechanische Werke Halle GmbH Anordnung zur externen Modulation von CO2-Laser-Strahlung hoher Leistung
EP0167843A3 (en) * 1984-06-08 1988-01-07 Veb Kombinat Feinmechanische Werke Halle Arrangement for the external modulation of radiation emitted by a high-performance co2 laser
EP2075617A1 (en) * 2006-10-18 2009-07-01 Olympus Corporation Variable spectral element and endoscope system using the same
EP2075617A4 (en) * 2006-10-18 2014-03-19 Olympus Corp VARIABLE SPECTRAL ELEMENT AND ENDOSCOPE SYSTEM USING THE SPECTRAL ELEMENT

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Legal Events

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