DE1548373B1 - Periskopsextant - Google Patents

Periskopsextant

Info

Publication number
DE1548373B1
DE1548373B1 DE19661548373 DE1548373A DE1548373B1 DE 1548373 B1 DE1548373 B1 DE 1548373B1 DE 19661548373 DE19661548373 DE 19661548373 DE 1548373 A DE1548373 A DE 1548373A DE 1548373 B1 DE1548373 B1 DE 1548373B1
Authority
DE
Germany
Prior art keywords
prism
periscope
prisms
window
sextant
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.)
Withdrawn
Application number
DE19661548373
Other languages
German (de)
English (en)
Inventor
David Scarth Ritchie
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.)
Thales Optronics Ltd
Original Assignee
Thales Optronics Ltd
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 Thales Optronics Ltd filed Critical Thales Optronics Ltd
Publication of DE1548373B1 publication Critical patent/DE1548373B1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
    • G02B23/08—Periscopes

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Telescopes (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE19661548373 1965-02-13 1966-02-04 Periskopsextant Withdrawn DE1548373B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6328/65A GB1223101A (en) 1965-02-13 1965-02-13 Improvements in sight-taking periscopes

Publications (1)

Publication Number Publication Date
DE1548373B1 true DE1548373B1 (de) 1971-12-02

Family

ID=9812495

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19661548373 Withdrawn DE1548373B1 (de) 1965-02-13 1966-02-04 Periskopsextant

Country Status (4)

Country Link
US (1) US3664747A (enExample)
DE (1) DE1548373B1 (enExample)
GB (1) GB1223101A (enExample)
NL (1) NL6601634A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8629824D0 (en) * 1986-12-13 1987-01-21 Mcallan J D Navigation aid
US5462629A (en) * 1992-08-28 1995-10-31 Kawasaki Steel Corp. Surface processing apparatus using neutral beam
USD391278S (en) 1997-04-21 1998-02-24 Su-Min Kung Periscope
USD682904S1 (en) * 2012-03-28 2013-05-21 Eyesee360, Inc. Panoramic optical device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB544217A (en) * 1939-01-09 1942-04-02 Manlio Parisi Hyposcope for viewing simultaneously forwards and backwards

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB544217A (en) * 1939-01-09 1942-04-02 Manlio Parisi Hyposcope for viewing simultaneously forwards and backwards

Also Published As

Publication number Publication date
US3664747A (en) 1972-05-23
GB1223101A (en) 1971-02-24
NL6601634A (enExample) 1971-03-25

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee