BE658378A - - Google Patents

Info

Publication number
BE658378A
BE658378A BE658378DA BE658378A BE 658378 A BE658378 A BE 658378A BE 658378D A BE658378D A BE 658378DA BE 658378 A BE658378 A BE 658378A
Authority
BE
Belgium
Application number
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 BE658378A publication Critical patent/BE658378A/xx

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/14Viewfinders
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/32Fiducial marks and measuring scales within the optical system

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
BE658378D 1964-04-13 1965-01-15 BE658378A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US35931764A 1964-04-13 1964-04-13

Publications (1)

Publication Number Publication Date
BE658378A true BE658378A (zh) 1965-04-30

Family

ID=23413305

Family Applications (1)

Application Number Title Priority Date Filing Date
BE658378D BE658378A (zh) 1964-04-13 1965-01-15

Country Status (3)

Country Link
US (1) US3423155A (zh)
BE (1) BE658378A (zh)
NL (1) NL6501802A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3547522A (en) * 1968-09-04 1970-12-15 United Aircraft Corp On-axis collimated viewing system
US5901452A (en) * 1997-08-29 1999-05-11 Remington Arms Co., Inc. Gunsight

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2324444A (en) * 1941-04-16 1943-07-13 Wappler Frederick Charles Optical instrument
US2377064A (en) * 1942-09-29 1945-05-29 John R Aufiero Sighting device
US2358794A (en) * 1942-11-25 1944-09-26 Gen Electric Optical sighting instrument
US2405263A (en) * 1944-02-02 1946-08-06 Clarence J Harasta Bomb sight
US2566389A (en) * 1945-11-28 1951-09-04 Udell C Walk Ordnance sight
US2490747A (en) * 1946-08-06 1949-12-06 Eastman Kodak Co Infinity sight using a transparent reflector
US2725781A (en) * 1951-10-15 1955-12-06 Russell E Banker Reticle for eliminating parallax from sights
US3216308A (en) * 1961-10-05 1965-11-09 Marvin J Northcutt Aircraft landing sight including collimating mangin mirror and corrector lens

Also Published As

Publication number Publication date
NL6501802A (zh) 1965-10-14
US3423155A (en) 1969-01-21

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