NL142790B - Optisch waarnemingsinstrument met vergrote uittreepupillen. - Google Patents

Optisch waarnemingsinstrument met vergrote uittreepupillen.

Info

Publication number
NL142790B
NL142790B NL6918219A NL6918219A NL142790B NL 142790 B NL142790 B NL 142790B NL 6918219 A NL6918219 A NL 6918219A NL 6918219 A NL6918219 A NL 6918219A NL 142790 B NL142790 B NL 142790B
Authority
NL
Netherlands
Prior art keywords
pupills
optical sensing
sensing instrument
enlarged outlet
enlarged
Prior art date
Application number
NL6918219A
Other languages
English (en)
Dutch (nl)
Other versions
NL6918219A (xx
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 NL6918219A publication Critical patent/NL6918219A/xx
Publication of NL142790B publication Critical patent/NL142790B/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
    • G02B27/0081—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. enlarging, the entrance or exit pupil
    • 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
    • G02B3/00—Simple or compound lenses

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)
  • Microscoopes, Condenser (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Lenses (AREA)
NL6918219A 1968-12-12 1969-12-04 Optisch waarnemingsinstrument met vergrote uittreepupillen. NL142790B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5913768A GB1275917A (en) 1968-12-12 1968-12-12 Improvements in high magnification optical apparatus

Publications (2)

Publication Number Publication Date
NL6918219A NL6918219A (xx) 1970-06-16
NL142790B true NL142790B (nl) 1974-07-15

Family

ID=10483127

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6918219A NL142790B (nl) 1968-12-12 1969-12-04 Optisch waarnemingsinstrument met vergrote uittreepupillen.

Country Status (9)

Country Link
JP (1) JPS5019936B1 (xx)
BE (1) BE741175A (xx)
CH (1) CH507525A (xx)
DE (1) DE1962223B2 (xx)
FR (1) FR2025931A1 (xx)
GB (1) GB1275917A (xx)
IE (1) IE33592B1 (xx)
NL (1) NL142790B (xx)
SE (1) SE379100B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4099831A (en) * 1971-11-29 1978-07-11 Vision Engineering, Ltd. High magnification optical apparatus with rotatable reflective lenticulated surface
GB1586701A (en) * 1977-01-20 1981-03-25 Vision Eng Ltd Disc with line transmitters
GB8901477D0 (en) * 1989-01-24 1989-03-15 Vision Eng Optical instrument
US6608720B1 (en) 1997-06-02 2003-08-19 Robin John Freeman Optical instrument and optical element thereof
GB2464953A (en) * 2008-10-30 2010-05-05 Vision Eng Optical instrument comprising an arrangement to increase the exit pupil size.

Also Published As

Publication number Publication date
CH507525A (de) 1971-05-15
GB1275917A (en) 1972-06-01
FR2025931A1 (xx) 1970-09-11
BE741175A (xx) 1970-04-16
DE1962223A1 (de) 1970-07-09
JPS5019936B1 (xx) 1975-07-10
NL6918219A (xx) 1970-06-16
DE1962223B2 (de) 1976-01-29
IE33592L (en) 1970-06-12
IE33592B1 (en) 1974-08-21
SE379100B (xx) 1975-09-22

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Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: VISION

V4 Lapsed because of reaching the maxim lifetime of a patent