DE174121C - - Google Patents

Info

Publication number
DE174121C
DE174121C DENDAT174121D DE174121DA DE174121C DE 174121 C DE174121 C DE 174121C DE NDAT174121 D DENDAT174121 D DE NDAT174121D DE 174121D A DE174121D A DE 174121DA DE 174121 C DE174121 C DE 174121C
Authority
DE
Germany
Prior art keywords
mirrors
mirror
movable
kaleidoscope
rosettes
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.)
Active
Application number
DENDAT174121D
Other languages
German (de)
English (en)
Publication of DE174121C publication Critical patent/DE174121C/de
Active legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02Viewing or reading apparatus
    • G02B27/08Kaleidoscopes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Toys (AREA)
DENDAT174121D Active DE174121C (cs)

Publications (1)

Publication Number Publication Date
DE174121C true DE174121C (cs)

Family

ID=438882

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT174121D Active DE174121C (cs)

Country Status (1)

Country Link
DE (1) DE174121C (cs)

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