IL302909B2 - Optical window protection in diode pumped alkali lasers - Google Patents

Optical window protection in diode pumped alkali lasers

Info

Publication number
IL302909B2
IL302909B2 IL302909A IL30290923A IL302909B2 IL 302909 B2 IL302909 B2 IL 302909B2 IL 302909 A IL302909 A IL 302909A IL 30290923 A IL30290923 A IL 30290923A IL 302909 B2 IL302909 B2 IL 302909B2
Authority
IL
Israel
Prior art keywords
optical window
diode pumped
window protection
pumped alkali
lasers
Prior art date
Application number
IL302909A
Other languages
Hebrew (he)
Other versions
IL302909B1 (en
IL302909A (en
Inventor
Epstein Michael
Baraban Mara
Zamir Shai
Hakimi Ilan
Original Assignee
Rafael Advanced Defense Systems Ltd
Epstein Michael
Baraban Mara
Zamir Shai
Hakimi Ilan
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 Rafael Advanced Defense Systems Ltd, Epstein Michael, Baraban Mara, Zamir Shai, Hakimi Ilan filed Critical Rafael Advanced Defense Systems Ltd
Priority to IL302909A priority Critical patent/IL302909B2/en
Priority to PCT/IB2024/054522 priority patent/WO2024231876A1/en
Publication of IL302909A publication Critical patent/IL302909A/en
Publication of IL302909B1 publication Critical patent/IL302909B1/en
Publication of IL302909B2 publication Critical patent/IL302909B2/en

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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/034—Optical devices within, or forming part of, the tube, e.g. windows, mirrors
    • H01S3/0346—Protection of windows or mirrors against deleterious effects
    • 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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/031—Metal vapour lasers, e.g. metal vapour generation
    • 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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/038—Electrodes, e.g. special shape, configuration or composition
    • H01S3/0384—Auxiliary electrodes, e.g. for pre-ionisation or triggering, or particular adaptations therefor
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/0943—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a gas laser
    • 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
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/16—Solid materials
    • H01S3/1601—Solid materials characterised by an active (lasing) ion
    • 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
    • H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
    • H01S3/22—Gases
    • H01S3/227—Metal vapour
    • 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
    • H01S3/02—Constructional details
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
IL302909A 2023-05-10 2023-05-10 Optical window protection in diode pumped alkali lasers IL302909B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IL302909A IL302909B2 (en) 2023-05-10 2023-05-10 Optical window protection in diode pumped alkali lasers
PCT/IB2024/054522 WO2024231876A1 (en) 2023-05-10 2024-05-09 Optical window protection in diode pumped alkali lasers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL302909A IL302909B2 (en) 2023-05-10 2023-05-10 Optical window protection in diode pumped alkali lasers

Publications (3)

Publication Number Publication Date
IL302909A IL302909A (en) 2025-01-01
IL302909B1 IL302909B1 (en) 2025-09-01
IL302909B2 true IL302909B2 (en) 2026-01-01

Family

ID=93431687

Family Applications (1)

Application Number Title Priority Date Filing Date
IL302909A IL302909B2 (en) 2023-05-10 2023-05-10 Optical window protection in diode pumped alkali lasers

Country Status (2)

Country Link
IL (1) IL302909B2 (en)
WO (1) WO2024231876A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783405A (en) * 1972-02-04 1974-01-01 Coherent Radiation Laser having means for defogging the optical cavity thereof
CN115693366A (en) * 2021-07-22 2023-02-03 中国科学院大连化学物理研究所 Metastable state inert gas laser based on photoionization

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01308089A (en) * 1988-06-06 1989-12-12 Nec Corp Laser tube

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783405A (en) * 1972-02-04 1974-01-01 Coherent Radiation Laser having means for defogging the optical cavity thereof
CN115693366A (en) * 2021-07-22 2023-02-03 中国科学院大连化学物理研究所 Metastable state inert gas laser based on photoionization

Also Published As

Publication number Publication date
IL302909B1 (en) 2025-09-01
WO2024231876A1 (en) 2024-11-14
IL302909A (en) 2025-01-01

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