BE787783A - Perfectionnements aux appareils optiques a fort grossissement - Google Patents

Perfectionnements aux appareils optiques a fort grossissement

Info

Publication number
BE787783A
BE787783A BE787783A BE787783A BE787783A BE 787783 A BE787783 A BE 787783A BE 787783 A BE787783 A BE 787783A BE 787783 A BE787783 A BE 787783A BE 787783 A BE787783 A BE 787783A
Authority
BE
Belgium
Prior art keywords
optical devices
magnification optical
magnification
devices
optical
Prior art date
Application number
BE787783A
Other languages
English (en)
French (fr)
Inventor
R J Freeman
Original Assignee
Vision Eng
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 Eng filed Critical Vision Eng
Publication of BE787783A publication Critical patent/BE787783A/xx

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)
BE787783A 1971-08-19 1972-12-18 Perfectionnements aux appareils optiques a fort grossissement BE787783A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE787783A true BE787783A (fr) 1972-12-18

Family

ID=10406647

Family Applications (1)

Application Number Title Priority Date Filing Date
BE787783A BE787783A (fr) 1971-08-19 1972-12-18 Perfectionnements aux appareils optiques a fort grossissement

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
FR2149584B1 (enExample) 1975-01-03
CA964501A (en) 1975-03-18
FR2149584A1 (enExample) 1973-03-30
IT1019014B (it) 1977-11-10
AU4547472A (en) 1974-02-14

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: VISION ENGINEERING LTD

Effective date: 19910831