AU452019B2 - Improvements in or relating to optical systems - Google Patents

Improvements in or relating to optical systems

Info

Publication number
AU452019B2
AU452019B2 AU34439/71A AU3443971A AU452019B2 AU 452019 B2 AU452019 B2 AU 452019B2 AU 34439/71 A AU34439/71 A AU 34439/71A AU 3443971 A AU3443971 A AU 3443971A AU 452019 B2 AU452019 B2 AU 452019B2
Authority
AU
Australia
Prior art keywords
relating
optical systems
optical
systems
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
AU34439/71A
Other languages
English (en)
Other versions
AU3443971A (en
Inventor
Camille Cornelius Dewaele Daniel
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.)
Lamson Paragon Ltd
Original Assignee
Lamson Paragon 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 Lamson Paragon Ltd filed Critical Lamson Paragon Ltd
Publication of AU3443971A publication Critical patent/AU3443971A/en
Application granted granted Critical
Publication of AU452019B2 publication Critical patent/AU452019B2/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B13/00—Equipment specially adapted for photographing mounted characters or the like, e.g. advertisements, lines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B21/00—Common details of photographic composing machines of the kinds covered in groups B41B17/00 and B41B19/00
    • B41B21/16—Optical systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/54—Lamp housings; Illuminating means
    • G03B27/545—Lamp housings; Illuminating means for enlargers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Projection-Type Copiers In General (AREA)
AU34439/71A 1970-10-14 1971-10-11 Improvements in or relating to optical systems Expired AU452019B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB48850/70 1970-10-14
GB4885070 1970-10-14

Publications (2)

Publication Number Publication Date
AU3443971A AU3443971A (en) 1973-04-19
AU452019B2 true AU452019B2 (en) 1974-08-22

Family

ID=10450151

Family Applications (1)

Application Number Title Priority Date Filing Date
AU34439/71A Expired AU452019B2 (en) 1970-10-14 1971-10-11 Improvements in or relating to optical systems

Country Status (8)

Country Link
AU (1) AU452019B2 (fr)
BE (1) BE773875A (fr)
CH (1) CH535653A (fr)
DE (1) DE2150870A1 (fr)
FR (1) FR2110422B1 (fr)
GB (1) GB1324115A (fr)
IT (1) IT938717B (fr)
ZA (1) ZA716873B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2932944C2 (de) * 1979-08-14 1981-10-08 D. Stempel Ag, 6000 Frankfurt Beleuchtungseinrichtung für Fotosatzgeräte oder -maschinen

Also Published As

Publication number Publication date
ZA716873B (en) 1972-06-28
DE2150870A1 (de) 1972-04-20
FR2110422A1 (fr) 1972-06-02
AU3443971A (en) 1973-04-19
FR2110422B1 (fr) 1974-03-29
IT938717B (it) 1973-02-10
BE773875A (fr) 1972-01-31
GB1324115A (en) 1973-07-18
CH535653A (de) 1973-04-15

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