DE205639C - - Google Patents

Info

Publication number
DE205639C
DE205639C DENDAT205639D DE205639DA DE205639C DE 205639 C DE205639 C DE 205639C DE NDAT205639 D DENDAT205639 D DE NDAT205639D DE 205639D A DE205639D A DE 205639DA DE 205639 C DE205639 C DE 205639C
Authority
DE
Germany
Prior art keywords
telescope
switched
objectives
marked
alternately
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
DENDAT205639D
Other languages
German (de)
English (en)
Publication of DE205639C publication Critical patent/DE205639C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Telescopes (AREA)
DENDAT205639D Active DE205639C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE205639C true DE205639C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=467874

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT205639D Active DE205639C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE205639C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE958509C (de) * 1953-04-26 1957-02-21 Zeiss Carl Fa Abbildungssystem mit telezentrischem Strahlengang, insbesondere fuer ein Messmikroskop
DE1004826B (de) * 1955-02-19 1957-03-21 Rodenstock Optik G Afokales Vorsatzsystem
FR2455297A1 (fr) * 1979-04-23 1980-11-21 Hoya Corp Jumelles a dispositif de mise au point automatique

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE958509C (de) * 1953-04-26 1957-02-21 Zeiss Carl Fa Abbildungssystem mit telezentrischem Strahlengang, insbesondere fuer ein Messmikroskop
DE1004826B (de) * 1955-02-19 1957-03-21 Rodenstock Optik G Afokales Vorsatzsystem
FR2455297A1 (fr) * 1979-04-23 1980-11-21 Hoya Corp Jumelles a dispositif de mise au point automatique
US4262988A (en) * 1979-04-23 1981-04-21 Hoya Corporation Binoculars with automatic focusing system

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