FR1537293A - Filtre différentiel - Google Patents

Filtre différentiel

Info

Publication number
FR1537293A
FR1537293A FR06008689A FR06008689A FR1537293A FR 1537293 A FR1537293 A FR 1537293A FR 06008689 A FR06008689 A FR 06008689A FR 06008689 A FR06008689 A FR 06008689A FR 1537293 A FR1537293 A FR 1537293A
Authority
FR
France
Prior art keywords
differential filter
differential
filter
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
FR06008689A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Priority to FR06008689A priority Critical patent/FR1537293A/fr
Application granted granted Critical
Publication of FR1537293A publication Critical patent/FR1537293A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/46—Systems using spatial filters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR06008689A 1967-09-06 1967-09-06 Filtre différentiel Expired FR1537293A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR06008689A FR1537293A (fr) 1967-09-06 1967-09-06 Filtre différentiel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR06008689A FR1537293A (fr) 1967-09-06 1967-09-06 Filtre différentiel

Publications (1)

Publication Number Publication Date
FR1537293A true FR1537293A (fr) 1968-08-23

Family

ID=1588939

Family Applications (1)

Application Number Title Priority Date Filing Date
FR06008689A Expired FR1537293A (fr) 1967-09-06 1967-09-06 Filtre différentiel

Country Status (1)

Country Link
FR (1) FR1537293A (fr)

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