CA934591A - Method of producing holograms which on reconstruction form smallsize image points - Google Patents

Method of producing holograms which on reconstruction form smallsize image points

Info

Publication number
CA934591A
CA934591A CA066807A CA66807A CA934591A CA 934591 A CA934591 A CA 934591A CA 066807 A CA066807 A CA 066807A CA 66807 A CA66807 A CA 66807A CA 934591 A CA934591 A CA 934591A
Authority
CA
Canada
Prior art keywords
smallsize
image points
producing holograms
reconstruction form
reconstruction
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
CA066807A
Other languages
English (en)
Other versions
CA66807S (en
Inventor
Groh Gunther
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 CA934591A publication Critical patent/CA934591A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical elements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Holo Graphy (AREA)
CA066807A 1968-11-09 1969-11-06 Method of producing holograms which on reconstruction form smallsize image points Expired CA934591A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681808131 DE1808131B2 (de) 1968-11-09 1968-11-09 Verfahren zur herstellung von hologrammen die bei der rekon struktion mit einer punktfoermigen quelle bildpunkte kleiner abmessungen erzeugnen

Publications (1)

Publication Number Publication Date
CA934591A true CA934591A (en) 1973-10-02

Family

ID=5712946

Family Applications (1)

Application Number Title Priority Date Filing Date
CA066807A Expired CA934591A (en) 1968-11-09 1969-11-06 Method of producing holograms which on reconstruction form smallsize image points

Country Status (11)

Country Link
US (1) US3622219A (xx)
AT (1) AT301213B (xx)
BE (1) BE741469A (xx)
CA (1) CA934591A (xx)
CH (1) CH518566A (xx)
DE (1) DE1808131B2 (xx)
ES (1) ES373321A1 (xx)
FR (1) FR2022978A1 (xx)
GB (1) GB1292304A (xx)
NL (1) NL6916496A (xx)
SE (1) SE347117B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2645075C2 (de) * 1976-10-06 1985-06-20 Philips Patentverwaltung Gmbh, 2000 Hamburg Optische Anordnung zur Erzeugung von spektral zerlegten Abbildungen
FR2652656B1 (fr) * 1989-10-03 1991-12-06 Thomson Csf Systeme optique de reproduction d'images video en couleurs.
US5272551A (en) * 1989-10-03 1993-12-21 Thomson-Csf Optical system for the reproduction of color video images
WO1998021629A2 (en) * 1996-11-15 1998-05-22 Diffraction, Ltd. In-line holographic mask for micromachining

Also Published As

Publication number Publication date
GB1292304A (en) 1972-10-11
SE347117B (xx) 1972-07-24
AT301213B (de) 1972-08-25
FR2022978A1 (xx) 1970-08-07
NL6916496A (xx) 1970-05-12
DE1808131A1 (de) 1970-06-11
BE741469A (xx) 1970-05-08
US3622219A (en) 1971-11-23
ES373321A1 (es) 1973-02-01
DE1808131B2 (de) 1972-02-10
CH518566A (de) 1972-01-31

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