IT1000428B - Dispositivo a reticolo numerico a cristallo liquido in particolare per un impianto di puntamento - Google Patents

Dispositivo a reticolo numerico a cristallo liquido in particolare per un impianto di puntamento

Info

Publication number
IT1000428B
IT1000428B IT52811/73A IT5281173A IT1000428B IT 1000428 B IT1000428 B IT 1000428B IT 52811/73 A IT52811/73 A IT 52811/73A IT 5281173 A IT5281173 A IT 5281173A IT 1000428 B IT1000428 B IT 1000428B
Authority
IT
Italy
Prior art keywords
pointing
plant
liquid crystal
reticle device
crystal numerical
Prior art date
Application number
IT52811/73A
Other languages
English (en)
Original Assignee
Hughes Aircraft 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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Application granted granted Critical
Publication of IT1000428B publication Critical patent/IT1000428B/it

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • 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
    • G02B27/32—Fiducial marks and measuring scales within the optical system

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
IT52811/73A 1972-10-02 1973-09-28 Dispositivo a reticolo numerico a cristallo liquido in particolare per un impianto di puntamento IT1000428B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29397872A 1972-10-02 1972-10-02

Publications (1)

Publication Number Publication Date
IT1000428B true IT1000428B (it) 1976-03-30

Family

ID=23131366

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52811/73A IT1000428B (it) 1972-10-02 1973-09-28 Dispositivo a reticolo numerico a cristallo liquido in particolare per un impianto di puntamento

Country Status (10)

Country Link
JP (1) JPS4973161A (it)
BE (1) BE805514A (it)
CA (1) CA993695A (it)
DE (1) DE2347788B2 (it)
FR (1) FR2201482B1 (it)
GB (1) GB1406569A (it)
IL (1) IL43175A (it)
IT (1) IT1000428B (it)
NL (1) NL161876C (it)
SE (1) SE389927B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2722018C2 (de) * 1977-05-14 1983-12-08 Eltro GmbH, Gesellschaft für Strahlungstechnik, 6900 Heidelberg Flüssigkristallblende
GB2061544B (en) * 1979-10-19 1983-05-05 Marconi Co Ltd Introducing aiming mark into a sight
FR2656078B1 (fr) * 1989-12-20 1994-05-06 Etat Francais Delegue Armement Lunette de visee pour vehicule de combat.

Also Published As

Publication number Publication date
NL161876C (nl) 1980-03-17
SE389927B (sv) 1976-11-22
BE805514A (fr) 1974-02-01
FR2201482A1 (it) 1974-04-26
CA993695A (en) 1976-07-27
DE2347788B2 (de) 1976-11-18
DE2347788A1 (de) 1974-05-16
FR2201482B1 (it) 1977-05-27
NL161876B (nl) 1979-10-15
IL43175A0 (en) 1974-01-14
GB1406569A (en) 1975-09-17
IL43175A (en) 1975-12-31
JPS4973161A (it) 1974-07-15
NL7313567A (it) 1974-04-04

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