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BE815827A - VISUAL OBSERVATION DEVICE - Google Patents

VISUAL OBSERVATION DEVICE

Info

Publication number
BE815827A
BE815827A BE144998A BE144998A BE815827A BE 815827 A BE815827 A BE 815827A BE 144998 A BE144998 A BE 144998A BE 144998 A BE144998 A BE 144998A BE 815827 A BE815827 A BE 815827A
Authority
BE
Belgium
Prior art keywords
observation device
visual observation
visual
observation
Prior art date
Application number
BE144998A
Other languages
French (fr)
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 BE815827A publication Critical patent/BE815827A/en

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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
    • F41H5/00—Armour; Armour plates
    • F41H5/26—Peepholes; Windows; Loopholes
    • 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
    • G02B27/01—Head-up displays
    • G02B27/0149—Head-up displays characterised by mechanical features
    • G02B2027/0165—Head-up displays characterised by mechanical features associated with a head-down display

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
BE144998A 1973-05-31 1974-05-31 VISUAL OBSERVATION DEVICE BE815827A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2590273A GB1478291A (en) 1973-05-31 1973-05-31 Head-up display unit

Publications (1)

Publication Number Publication Date
BE815827A true BE815827A (en) 1974-09-16

Family

ID=10235201

Family Applications (1)

Application Number Title Priority Date Filing Date
BE144998A BE815827A (en) 1973-05-31 1974-05-31 VISUAL OBSERVATION DEVICE

Country Status (3)

Country Link
BE (1) BE815827A (en)
GB (1) GB1478291A (en)
ZA (1) ZA743502B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2129154B (en) * 1982-11-01 1986-04-30 Marconi Avionics Display units
GB2244569A (en) * 1990-06-01 1991-12-04 Delco Electronics Corp Image source for head-up display
DE10217177A1 (en) * 2002-04-18 2003-10-30 Krauss Maffei Wegmann Gmbh & C Combat vehicle, especially armored personnel carriers and main battle tanks
GB0905275D0 (en) * 2009-03-27 2009-05-13 Thermomteknix Systems Ltd Optical bypass device
US12121300B2 (en) 2018-05-20 2024-10-22 Neurolens, Inc. Method of operating a progressive lens simulator with an axial power-distance simulator
US10783700B2 (en) * 2018-05-20 2020-09-22 Neurolens, Inc. Progressive lens simulator with an axial power-distance simulator
CN109458999B (en) * 2018-12-21 2024-01-30 山西潞安环保能源开发股份有限公司漳村煤矿 Drilling construction foundation parameter correction measuring device and measuring method thereof

Also Published As

Publication number Publication date
GB1478291A (en) 1977-06-29
ZA743502B (en) 1976-02-25

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