CA1005267A - Optical apparatus provided with a circular cylindrical spacing member which has a supporting edge at either end - Google Patents

Optical apparatus provided with a circular cylindrical spacing member which has a supporting edge at either end

Info

Publication number
CA1005267A
CA1005267A CA142,709A CA142709A CA1005267A CA 1005267 A CA1005267 A CA 1005267A CA 142709 A CA142709 A CA 142709A CA 1005267 A CA1005267 A CA 1005267A
Authority
CA
Canada
Prior art keywords
apparatus provided
optical apparatus
circular cylindrical
spacing member
supporting edge
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
CA142,709A
Other versions
CA142709S (en
Inventor
Antonius F. Foederer
Petrus J.A. Strik
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1005267A publication Critical patent/CA1005267A/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
    • H01S3/02—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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Lasers (AREA)
  • Glass Melting And Manufacturing (AREA)
CA142,709A 1971-05-26 1972-05-23 Optical apparatus provided with a circular cylindrical spacing member which has a supporting edge at either end Expired CA1005267A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7107211A NL162519C (en) 1971-05-26 1971-05-26 OPTICAL DEVICE, EQUIPPED WITH A CIRCLE CYLINDRICAL REMOTE BODY, WHICH HAS A EDGE EDGE AT BOTH ENDS.

Publications (1)

Publication Number Publication Date
CA1005267A true CA1005267A (en) 1977-02-15

Family

ID=19813253

Family Applications (1)

Application Number Title Priority Date Filing Date
CA142,709A Expired CA1005267A (en) 1971-05-26 1972-05-23 Optical apparatus provided with a circular cylindrical spacing member which has a supporting edge at either end

Country Status (5)

Country Link
BE (1) BE783892A (en)
CA (1) CA1005267A (en)
FR (1) FR2139107B1 (en)
GB (1) GB1392544A (en)
NL (1) NL162519C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113189833B (en) * 2021-03-30 2022-07-05 杭州行开医学影像技术有限公司 3D image shooting structure

Also Published As

Publication number Publication date
DE2224046B2 (en) 1976-04-08
BE783892A (en) 1972-11-24
NL7107211A (en) 1972-11-28
FR2139107A1 (en) 1973-01-05
NL162519B (en) 1979-12-17
GB1392544A (en) 1975-04-30
FR2139107B1 (en) 1977-12-23
NL162519C (en) 1980-05-16
DE2224046A1 (en) 1972-12-07

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