GB1148639A - A long-distance viewing device, for example a telescope or binocular - Google Patents

A long-distance viewing device, for example a telescope or binocular

Info

Publication number
GB1148639A
GB1148639A GB3488267A GB3488267A GB1148639A GB 1148639 A GB1148639 A GB 1148639A GB 3488267 A GB3488267 A GB 3488267A GB 3488267 A GB3488267 A GB 3488267A GB 1148639 A GB1148639 A GB 1148639A
Authority
GB
United Kingdom
Prior art keywords
observer
binoculars
radiation
microphone
optical
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
GB3488267A
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.)
Eltro GmbH and Co
Original Assignee
Eltro GmbH and Co
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 Eltro GmbH and Co filed Critical Eltro GmbH and Co
Publication of GB1148639A publication Critical patent/GB1148639A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/112—Line-of-sight transmission over an extended range
    • H04B10/1123—Bidirectional transmission
    • H04B10/1127—Bidirectional transmission using two distinct parallel optical paths
    • 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
    • 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
    • G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
    • 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
    • G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
    • G02B23/125—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification head-mounted

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telescopes (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
GB3488267A 1966-07-29 1967-07-28 A long-distance viewing device, for example a telescope or binocular Expired GB1148639A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEE0032176 1966-07-29

Publications (1)

Publication Number Publication Date
GB1148639A true GB1148639A (en) 1969-04-16

Family

ID=7075466

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3488267A Expired GB1148639A (en) 1966-07-29 1967-07-28 A long-distance viewing device, for example a telescope or binocular

Country Status (4)

Country Link
CH (1) CH458140A (cs)
DE (1) DE1516635B2 (cs)
GB (1) GB1148639A (cs)
NL (1) NL6710366A (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4310754A (en) 1976-07-14 1982-01-12 Pitney Bowes Inc. Communication means with transducer physically spaced from interior wall of secure housing
US8149507B2 (en) 2008-01-08 2012-04-03 Carl Zeiss Sports Optics Gmbh Binocular
CN108198739A (zh) * 2018-01-12 2018-06-22 深圳大学 一种三位一体条纹变像管组

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981002782A1 (en) * 1980-03-17 1981-10-01 Hughes Aircraft Co Apparatus and method for nighttime and low visibility alignment of communicators
DE19715636A1 (de) * 1997-04-15 1998-10-22 Renfer Robert O Vorrichtung zur drahtlosen optischen Übertragung

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4310754A (en) 1976-07-14 1982-01-12 Pitney Bowes Inc. Communication means with transducer physically spaced from interior wall of secure housing
US8149507B2 (en) 2008-01-08 2012-04-03 Carl Zeiss Sports Optics Gmbh Binocular
CN108198739A (zh) * 2018-01-12 2018-06-22 深圳大学 一种三位一体条纹变像管组
WO2019137095A1 (zh) * 2018-01-12 2019-07-18 深圳大学 一种三位一体条纹变像管组

Also Published As

Publication number Publication date
NL6710366A (cs) 1968-01-30
DE1516635A1 (cs) 1970-07-02
CH458140A (de) 1968-06-15
DE1516635B2 (cs) 1970-07-02

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