NO774145L - Fremgangsmaate til og anordning for fokusering av et optisk system med kontinuerlig variabel forstoerrelse - Google Patents

Fremgangsmaate til og anordning for fokusering av et optisk system med kontinuerlig variabel forstoerrelse

Info

Publication number
NO774145L
NO774145L NO774145A NO774145A NO774145L NO 774145 L NO774145 L NO 774145L NO 774145 A NO774145 A NO 774145A NO 774145 A NO774145 A NO 774145A NO 774145 L NO774145 L NO 774145L
Authority
NO
Norway
Prior art keywords
lens
magnification
ratio
carriage
reduction
Prior art date
Application number
NO774145A
Other languages
English (en)
Norwegian (no)
Inventor
Rick Owen Jones
Michael Henry Ulrich
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 NO774145L publication Critical patent/NO774145L/no

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)
NO774145A 1976-12-08 1977-12-05 Fremgangsmaate til og anordning for fokusering av et optisk system med kontinuerlig variabel forstoerrelse NO774145L (no)

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
NO774145L true NO774145L (no) 1978-06-09

Family

ID=25011019

Family Applications (1)

Application Number Title Priority Date Filing Date
NO774145A NO774145L (no) 1976-12-08 1977-12-05 Fremgangsmaate til og anordning for fokusering av et optisk system med kontinuerlig variabel forstoerrelse

Country Status (15)

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

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
WO2014181881A1 (fr) * 2013-05-10 2014-11-13 株式会社ニコン Barillet d'objectif, système de camera et dispositif d'imagerie

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 (fr) * 1965-12-28 1968-02-06
US3625607A (en) * 1969-05-22 1971-12-07 Warren Childers Automatic focusing camera
JPS509181B1 (fr) * 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
JPS5751102B2 (fr) 1982-10-30
IT1113678B (it) 1986-01-20
DE2745769A1 (de) 1978-06-15
US4099866A (en) 1978-07-11
AU2956277A (en) 1979-05-24
GB1533519A (en) 1978-11-29
FR2373802A1 (fr) 1978-07-07
CH622621A5 (fr) 1981-04-15
FI773598A (fi) 1978-06-09
SE7712740L (sv) 1978-06-09
CA1089690A (fr) 1980-11-18
NL7713413A (nl) 1978-06-12
FR2373802B1 (fr) 1980-08-08
BE860360A (fr) 1978-02-15
ES464536A1 (es) 1978-09-01
AU510303B1 (en) 1980-06-19
JPS5388724A (en) 1978-08-04

Similar Documents

Publication Publication Date Title
NO774145L (no) Fremgangsmaate til og anordning for fokusering av et optisk system med kontinuerlig variabel forstoerrelse
US20060209430A1 (en) Adjustable focus lenses
NO149332B (no) Kopieringsmaskin
CA1086116A (fr) Zoom a lentilles coulissantes
EP0203421B1 (fr) Microscope zoom avec manivelle et tringlerie
US5212591A (en) Focusing mechanism for binoculars
GB2253068A (en) Apparatus for correcting parallax and/or diopter of camera
US4459016A (en) Projection device
US4253763A (en) Reprographic camera
US1771844A (en) Photographic apparatus
US2485811A (en) Photography in relief
US3728019A (en) Auto-focus printing below 1,1 {33 {0 magnification
US2413017A (en) Lens coupled range finder for cameras
US4618253A (en) Focal position adjusting device for small variable-magnification type copying machine with zoom lens
US3752565A (en) Zoom lens apparatus
NO318198B1 (no) Fokuseringsmekanisme for zoomlinse
US1922963A (en) Apparatus for lens adjustment in double lens projection
US1922537A (en) Adjustable mount for projecting lenses
US2944475A (en) Photographic range finder
US1325154A (en) Automatic-focus camera-support
US1590461A (en) Optical apparatus
JP2748142B2 (ja) ステレオ光学装置
JPS62116911A (ja) ズ−ムレンズアセンブリとそれを用いた原稿像投影装置
JP2638591B2 (ja) レンズ保持調整機構
US1716517A (en) Automatically focusing enlarging camera