IT938717B - Sistema ottico per macchine fotocom positrici - Google Patents

Sistema ottico per macchine fotocom positrici

Info

Publication number
IT938717B
IT938717B IT12987/71A IT1298771A IT938717B IT 938717 B IT938717 B IT 938717B IT 12987/71 A IT12987/71 A IT 12987/71A IT 1298771 A IT1298771 A IT 1298771A IT 938717 B IT938717 B IT 938717B
Authority
IT
Italy
Prior art keywords
photocom
machines
positive
optical system
optical
Prior art date
Application number
IT12987/71A
Other languages
English (en)
Original Assignee
Lanson 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 Lanson Paragon Ltd filed Critical Lanson Paragon Ltd
Application granted granted Critical
Publication of IT938717B publication Critical patent/IT938717B/it

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-Type Copiers In General (AREA)
  • Projection Apparatus (AREA)
IT12987/71A 1970-10-14 1971-10-14 Sistema ottico per macchine fotocom positrici IT938717B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4885070 1970-10-14

Publications (1)

Publication Number Publication Date
IT938717B true IT938717B (it) 1973-02-10

Family

ID=10450151

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12987/71A IT938717B (it) 1970-10-14 1971-10-14 Sistema ottico per macchine fotocom positrici

Country Status (8)

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

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
CH535653A (de) 1973-04-15
AU452019B2 (en) 1974-08-22
GB1324115A (en) 1973-07-18
BE773875A (fr) 1972-01-31
DE2150870A1 (de) 1972-04-20
FR2110422B1 (it) 1974-03-29
AU3443971A (en) 1973-04-19
FR2110422A1 (it) 1972-06-02
ZA716873B (en) 1972-06-28

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