SE7714278L - Optisk apparat - Google Patents

Optisk apparat

Info

Publication number
SE7714278L
SE7714278L SE7714278A SE7714278A SE7714278L SE 7714278 L SE7714278 L SE 7714278L SE 7714278 A SE7714278 A SE 7714278A SE 7714278 A SE7714278 A SE 7714278A SE 7714278 L SE7714278 L SE 7714278L
Authority
SE
Sweden
Prior art keywords
image
grooves
viewer
view
enlarged
Prior art date
Application number
SE7714278A
Other languages
Unknown language ( )
English (en)
Other versions
SE425579B (sv
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 SE7714278L publication Critical patent/SE7714278L/sv
Publication of SE425579B publication Critical patent/SE425579B/sv

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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Microscoopes, Condenser (AREA)
  • Lenses (AREA)
SE7714278A 1977-01-20 1977-12-15 Optiskt system SE425579B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB228577A GB1586701A (en) 1977-01-20 1977-01-20 Disc with line transmitters

Publications (2)

Publication Number Publication Date
SE7714278L true SE7714278L (sv) 1978-07-21
SE425579B SE425579B (sv) 1982-10-11

Family

ID=9736875

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7714278A SE425579B (sv) 1977-01-20 1977-12-15 Optiskt system

Country Status (7)

Country Link
JP (1) JPS5393024A (sv)
CA (1) CA1098352A (sv)
CH (1) CH619791A5 (sv)
DE (1) DE2801262C2 (sv)
FR (1) FR2378293A1 (sv)
GB (1) GB1586701A (sv)
SE (1) SE425579B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3224227C1 (de) * 1982-06-29 1983-12-15 C. Reichert Optische Werke AG, 1170 Wien Projektionseinrichtung fuer Mikroskope
FR2638858B1 (fr) * 1988-11-04 1991-02-08 Rossignol Gerard Dispositif opto-mecanique de projection d'images et d'observation en trois dimensions
GB9310077D0 (en) * 1993-05-17 1993-06-30 Freeman Robin J Optical instrument
US6028704A (en) * 1993-05-17 2000-02-22 Freeman; Robin John Optical instrument and optical element thereof
US6608720B1 (en) 1997-06-02 2003-08-19 Robin John Freeman Optical instrument and optical element thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3453035A (en) * 1963-11-04 1969-07-01 Diffraction Ltd Inc Optical system with diffraction grating screen
GB1275917A (en) * 1968-12-12 1972-06-01 Vision Eng Improvements in high magnification optical apparatus
JPS5019936A (sv) * 1973-06-28 1975-03-03

Also Published As

Publication number Publication date
DE2801262C2 (de) 1984-01-19
CA1098352A (en) 1981-03-31
CH619791A5 (en) 1980-10-15
DE2801262A1 (de) 1978-07-27
GB1586701A (en) 1981-03-25
JPS5393024A (en) 1978-08-15
FR2378293B3 (sv) 1980-10-03
FR2378293A1 (fr) 1978-08-18
SE425579B (sv) 1982-10-11

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