NL7713413A - Focussering van een enkel focuslens in een con- tinu variabel vergrotingssysteem. - Google Patents

Focussering van een enkel focuslens in een con- tinu variabel vergrotingssysteem.

Info

Publication number
NL7713413A
NL7713413A NL7713413A NL7713413A NL7713413A NL 7713413 A NL7713413 A NL 7713413A NL 7713413 A NL7713413 A NL 7713413A NL 7713413 A NL7713413 A NL 7713413A NL 7713413 A NL7713413 A NL 7713413A
Authority
NL
Netherlands
Prior art keywords
focusing
focus lens
continuous variable
single focus
magnifying system
Prior art date
Application number
NL7713413A
Other languages
English (en)
Dutch (nl)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of NL7713413A publication Critical patent/NL7713413A/xx

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/041—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with variable magnification

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Lenses (AREA)
NL7713413A 1976-12-08 1977-12-05 Focussering van een enkel focuslens in een con- tinu variabel vergrotingssysteem. NL7713413A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/748,810 US4099866A (en) 1976-12-08 1976-12-08 Focal adjustment on a single-focus lens in a continuously variable magnification system

Publications (1)

Publication Number Publication Date
NL7713413A true NL7713413A (nl) 1978-06-12

Family

ID=25011019

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7713413A NL7713413A (nl) 1976-12-08 1977-12-05 Focussering van een enkel focuslens in een con- tinu variabel vergrotingssysteem.

Country Status (15)

Country Link
US (1) US4099866A (it)
JP (1) JPS5388724A (it)
AU (2) AU510303B1 (it)
BE (1) BE860360A (it)
CA (1) CA1089690A (it)
CH (1) CH622621A5 (it)
DE (1) DE2745769A1 (it)
ES (1) ES464536A1 (it)
FI (1) FI773598A (it)
FR (1) FR2373802A1 (it)
GB (1) GB1533519A (it)
IT (1) IT1113678B (it)
NL (1) NL7713413A (it)
NO (1) NO774145L (it)
SE (1) SE7712740L (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2834334C2 (de) * 1978-08-04 1980-03-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Vorrichtung zum Verstellen der Lage eines Objektivs in zwei Richtungen
US4397544A (en) * 1980-08-31 1983-08-09 Fuji Photo Optical Co., Ltd. Optical apparatus for changing magnification or reduction rates
JPS57195260A (en) * 1981-05-27 1982-11-30 Ricoh Co Ltd Variable magnification copying device
JPS5823059A (ja) * 1981-08-05 1983-02-10 Fuji Xerox Co Ltd 複写機の倍率変換装置
JPS5835563A (ja) * 1981-08-26 1983-03-02 Canon Inc 複写装置
JPS5854358A (ja) * 1981-09-26 1983-03-31 Canon Inc 変倍複写装置
JPS58208758A (ja) * 1982-05-28 1983-12-05 Minolta Camera Co Ltd 複写倍率設定装置
JPS5915227A (ja) * 1982-07-17 1984-01-26 Canon Inc カメラの焦点距離可変装置
US5369733A (en) * 1982-10-01 1994-11-29 Canon Kabushiki Kaisha Image processing apparatus with apparatus for adjusting a magnification setting
JPS59176008U (ja) * 1983-05-10 1984-11-24 キヤノン株式会社 カメラの焦点距離可変装置
NL8603254A (nl) * 1986-12-22 1988-07-18 Oce Nederland Bv Kopieerapparaat met veranderbare afbeeldingsverhouding en een vaste afstand tussen het beeldvlak en het voorwerpsvlak.
JPH07219063A (ja) * 1994-01-28 1995-08-18 Canon Inc ズームレンズ装置
JPH11243473A (ja) * 1997-10-14 1999-09-07 Fuji Photo Film Co Ltd 画像読取装置
EP3907544B1 (en) * 2013-05-10 2024-06-05 Nikon Corporation Lens barrel, camera system, and imaging device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR903070A (fr) * 1943-03-25 1945-09-24 Zeiss Ikon Ag Dispositif de mise au point des appareils d'agrandissement et de réduction
GB568274A (en) * 1943-08-05 1945-03-27 George Henry Rogers Improvements in or relating to photographic enlarging apparatus
US2469009A (en) * 1946-02-26 1949-05-03 Simmon Brothers Inc Manual fine focusing means for autofocus enlargers
DE1170768B (de) * 1962-07-07 1964-05-21 Agfa Ag Fotografisches Kopiergeraet
JPS432822Y1 (it) * 1965-12-28 1968-02-06
US3625607A (en) * 1969-05-22 1971-12-07 Warren Childers Automatic focusing camera
JPS509181B1 (it) * 1970-12-26 1975-04-10
US3873189A (en) * 1972-06-23 1975-03-25 Rank Xerox Ltd Adjustable-position optical system
US3778147A (en) * 1972-07-11 1973-12-11 Xerox Corp Electrostatic reproduction machine having selectable magnification ratios

Also Published As

Publication number Publication date
ES464536A1 (es) 1978-09-01
AU2956277A (en) 1979-05-24
US4099866A (en) 1978-07-11
JPS5388724A (en) 1978-08-04
JPS5751102B2 (it) 1982-10-30
SE7712740L (sv) 1978-06-09
AU510303B1 (en) 1980-06-19
FR2373802A1 (fr) 1978-07-07
FR2373802B1 (it) 1980-08-08
NO774145L (no) 1978-06-09
DE2745769A1 (de) 1978-06-15
CA1089690A (en) 1980-11-18
IT1113678B (it) 1986-01-20
GB1533519A (en) 1978-11-29
FI773598A (fi) 1978-06-09
CH622621A5 (it) 1981-04-15
BE860360A (fr) 1978-02-15

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Legal Events

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BB A search report has been drawn up
BV The patent application has lapsed