CH582890A5 - - Google Patents

Info

Publication number
CH582890A5
CH582890A5 CH449874A CH449874A CH582890A5 CH 582890 A5 CH582890 A5 CH 582890A5 CH 449874 A CH449874 A CH 449874A CH 449874 A CH449874 A CH 449874A CH 582890 A5 CH582890 A5 CH 582890A5
Authority
CH
Switzerland
Application number
CH449874A
Original Assignee
Acno
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
Priority claimed from FR7311872A external-priority patent/FR2224770B1/fr
Priority claimed from FR7311871A external-priority patent/FR2224769B1/fr
Application filed by Acno filed Critical Acno
Publication of CH582890A5 publication Critical patent/CH582890A5/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/10—Mirrors with curved faces
    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Projection Apparatus (AREA)
  • Lenses (AREA)
  • Transforming Electric Information Into Light Information (AREA)
CH449874A 1973-04-03 1974-04-01 CH582890A5 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7311872A FR2224770B1 (ja) 1973-04-03 1973-04-03
FR7311871A FR2224769B1 (ja) 1973-04-03 1973-04-03

Publications (1)

Publication Number Publication Date
CH582890A5 true CH582890A5 (ja) 1976-12-15

Family

ID=26217658

Family Applications (1)

Application Number Title Priority Date Filing Date
CH449874A CH582890A5 (ja) 1973-04-03 1974-04-01

Country Status (15)

Country Link
US (1) US3995153A (ja)
JP (1) JPS5042860A (ja)
AT (1) AT342891B (ja)
AU (1) AU6737674A (ja)
BE (1) BE813164A (ja)
BR (1) BR7402614D0 (ja)
CA (1) CA999278A (ja)
CH (1) CH582890A5 (ja)
DD (1) DD111474A5 (ja)
DE (1) DE2414783A1 (ja)
ES (1) ES424878A1 (ja)
GB (1) GB1466731A (ja)
IL (1) IL44512A (ja)
IT (1) IT1011678B (ja)
NL (1) NL7404485A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4264947A (en) * 1978-06-09 1981-04-28 Eastman Kodak Company Reflector arrangement for providing high intensity, uniform and specular illumination of a relatively large exposure area
FR2588669B1 (fr) * 1985-03-19 1990-11-09 Malifaud Pierre Projecteur de rayonnement produisant un flux a haut rendement utile et a haute homogeneite dans des angles d'ouvertures controles, notamment a partir d'une source ponctuelle ou quasi-ponctuelle
WO2005076935A2 (en) * 2004-02-05 2005-08-25 Northern Illinois University Wavelength filtering in nanolithography

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3318184A (en) * 1964-11-02 1967-05-09 James G Jackson Light projection optical apparatus
FR1602203A (ja) * 1968-07-19 1970-10-26
US3711701A (en) * 1970-12-04 1973-01-16 California Inst Of Techn Uniform variable light source

Also Published As

Publication number Publication date
DE2414783A1 (de) 1974-10-17
USB454283I5 (ja) 1976-02-03
AU6737674A (en) 1975-10-02
ES424878A1 (es) 1976-11-01
BE813164A (fr) 1974-07-31
AT342891B (de) 1978-04-25
CA999278A (en) 1976-11-02
IT1011678B (it) 1977-02-10
BR7402614D0 (pt) 1974-11-05
ATA252774A (de) 1977-08-15
GB1466731A (en) 1977-03-09
IL44512A0 (en) 1974-06-30
NL7404485A (ja) 1974-10-07
IL44512A (en) 1976-07-30
JPS5042860A (ja) 1975-04-18
DD111474A5 (ja) 1975-02-12
US3995153A (en) 1976-11-30

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Legal Events

Date Code Title Description
PL Patent ceased