BE351826A - - Google Patents

Info

Publication number
BE351826A
BE351826A BE351826DA BE351826A BE 351826 A BE351826 A BE 351826A BE 351826D A BE351826D A BE 351826DA BE 351826 A BE351826 A BE 351826A
Authority
BE
Belgium
Prior art keywords
subject
light source
frame
transparent subject
transparent
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE351826A publication Critical patent/BE351826A/fr

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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
BE351826D BE351826A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
BE351826A true BE351826A (enrdf_load_stackoverflow)

Family

ID=26698

Family Applications (1)

Application Number Title Priority Date Filing Date
BE351826D BE351826A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
BE (1) BE351826A (enrdf_load_stackoverflow)

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