FR2149584B1 - - Google Patents

Info

Publication number
FR2149584B1
FR2149584B1 FR7229846A FR7229846A FR2149584B1 FR 2149584 B1 FR2149584 B1 FR 2149584B1 FR 7229846 A FR7229846 A FR 7229846A FR 7229846 A FR7229846 A FR 7229846A FR 2149584 B1 FR2149584 B1 FR 2149584B1
Authority
FR
France
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
FR7229846A
Other languages
French (fr)
Other versions
FR2149584A1 (enExample
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.)
Vision Engr Ltd
Original Assignee
Vision Engr 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 Vision Engr Ltd filed Critical Vision Engr Ltd
Publication of FR2149584A1 publication Critical patent/FR2149584A1/fr
Application granted granted Critical
Publication of FR2149584B1 publication Critical patent/FR2149584B1/fr
Expired legal-status Critical Current

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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/18—Arrangements with more than one light path, e.g. for comparing two specimens
    • G02B21/20—Binocular arrangements
    • G02B21/22—Stereoscopic arrangements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/36—Microscopes arranged for photographic purposes or projection purposes or digital imaging or video purposes including associated control and data processing arrangements
    • G02B21/364—Projection microscopes
    • 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
    • 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
    • G02B2027/0118—Head-up displays characterised by optical features comprising devices for improving the contrast of the display / brillance control visibility
    • 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
    • G02B2027/0154—Head-up displays characterised by mechanical features with movable elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Astronomy & Astrophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Projection Apparatus (AREA)
  • Microscoopes, Condenser (AREA)
  • Stereoscopic And Panoramic Photography (AREA)
FR7229846A 1971-08-19 1972-08-21 Expired FR2149584B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3894371 1971-08-19

Publications (2)

Publication Number Publication Date
FR2149584A1 FR2149584A1 (enExample) 1973-03-30
FR2149584B1 true FR2149584B1 (enExample) 1975-01-03

Family

ID=10406647

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7229846A Expired FR2149584B1 (enExample) 1971-08-19 1972-08-21

Country Status (10)

Country Link
JP (1) JPS4830440A (enExample)
AU (1) AU468997B2 (enExample)
BE (1) BE787783A (enExample)
CA (1) CA964501A (enExample)
CH (1) CH551018A (enExample)
DE (1) DE2240750A1 (enExample)
FR (1) FR2149584B1 (enExample)
IT (1) IT1019014B (enExample)
NL (1) NL7211311A (enExample)
ZA (1) ZA725372B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4033683A (en) * 1976-07-14 1977-07-05 Tancredi Henry J Image viewing apparatus
JPS6039433U (ja) * 1983-08-22 1985-03-19 株式会社島津製作所 ネジ締機

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5019936A (enExample) * 1973-06-28 1975-03-03

Also Published As

Publication number Publication date
CH551018A (de) 1974-06-28
NL7211311A (enExample) 1973-02-21
JPS4830440A (enExample) 1973-04-21
ZA725372B (en) 1973-05-30
AU468997B2 (en) 1976-01-29
DE2240750A1 (de) 1973-02-22
CA964501A (en) 1975-03-18
FR2149584A1 (enExample) 1973-03-30
IT1019014B (it) 1977-11-10
AU4547472A (en) 1974-02-14
BE787783A (fr) 1972-12-18

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Legal Events

Date Code Title Description
ST Notification of lapse