DD112008A1 - - Google Patents

Info

Publication number
DD112008A1
DD112008A1 DD17786374A DD17786374A DD112008A1 DD 112008 A1 DD112008 A1 DD 112008A1 DD 17786374 A DD17786374 A DD 17786374A DD 17786374 A DD17786374 A DD 17786374A DD 112008 A1 DD112008 A1 DD 112008A1
Authority
DD
German Democratic Republic
Application number
DD17786374A
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 filed Critical
Priority to DD17786374A priority Critical patent/DD112008A1/xx
Publication of DD112008A1 publication Critical patent/DD112008A1/xx
Priority to DE19752513959 priority patent/DE2513959B2/de

Links

Classifications

    • 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
    • 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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/18—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DD17786374A 1974-04-15 1974-04-15 DD112008A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DD17786374A DD112008A1 (fr) 1974-04-15 1974-04-15
DE19752513959 DE2513959B2 (de) 1974-04-15 1975-03-29 Zweiteiliges asphärisches Kondensorsystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD17786374A DD112008A1 (fr) 1974-04-15 1974-04-15

Publications (1)

Publication Number Publication Date
DD112008A1 true DD112008A1 (fr) 1975-03-12

Family

ID=5495383

Family Applications (1)

Application Number Title Priority Date Filing Date
DD17786374A DD112008A1 (fr) 1974-04-15 1974-04-15

Country Status (2)

Country Link
DD (1) DD112008A1 (fr)
DE (1) DE2513959B2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19619478A1 (de) * 1996-05-14 1997-11-20 Sick Ag Optische Anordnung mit diffraktivem optischem Element

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06160766A (ja) * 1992-11-25 1994-06-07 Canon Inc 投射型表示装置
DE19901391A1 (de) 1999-01-15 2000-09-14 Weigert Dedo Film Gmbh Scheinwerfer mit veränderlichem Abstrahlwinkel und mit asphärischer Frontlinse

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19619478A1 (de) * 1996-05-14 1997-11-20 Sick Ag Optische Anordnung mit diffraktivem optischem Element

Also Published As

Publication number Publication date
DE2513959B2 (de) 1978-09-07
DE2513959A1 (de) 1975-10-23

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