CA964501A - High magnification optical apparatus - Google Patents

High magnification optical apparatus

Info

Publication number
CA964501A
CA964501A CA149,706A CA149706A CA964501A CA 964501 A CA964501 A CA 964501A CA 149706 A CA149706 A CA 149706A CA 964501 A CA964501 A CA 964501A
Authority
CA
Canada
Prior art keywords
optical apparatus
high magnification
magnification optical
optical
magnification
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
CA149,706A
Other versions
CA149706S (en
Inventor
Robin J. Freeman
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
Application granted granted Critical
Publication of CA964501A publication Critical patent/CA964501A/en
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)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Astronomy & Astrophysics (AREA)
  • Projection Apparatus (AREA)
  • Microscoopes, Condenser (AREA)
  • Stereoscopic And Panoramic Photography (AREA)
CA149,706A 1971-08-19 1972-08-18 High magnification optical apparatus Expired CA964501A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA964501A true CA964501A (en) 1975-03-18

Family

ID=10406647

Family Applications (1)

Application Number Title Priority Date Filing Date
CA149,706A Expired CA964501A (en) 1971-08-19 1972-08-18 High magnification optical apparatus

Country Status (10)

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

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 (en) * 1983-08-22 1985-03-19 株式会社島津製作所 screw tightening machine

Family Cites Families (1)

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

Also Published As

Publication number Publication date
ZA725372B (en) 1973-05-30
DE2240750A1 (en) 1973-02-22
AU4547472A (en) 1974-02-14
NL7211311A (en) 1973-02-21
BE787783A (en) 1972-12-18
FR2149584A1 (en) 1973-03-30
IT1019014B (en) 1977-11-10
FR2149584B1 (en) 1975-01-03
CH551018A (en) 1974-06-28
AU468997B2 (en) 1976-01-29
JPS4830440A (en) 1973-04-21

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