DE63204C - Opera glasses - Google Patents

Opera glasses

Info

Publication number
DE63204C
DE63204C DENDAT63204D DE63204DA DE63204C DE 63204 C DE63204 C DE 63204C DE NDAT63204 D DENDAT63204 D DE NDAT63204D DE 63204D A DE63204D A DE 63204DA DE 63204 C DE63204 C DE 63204C
Authority
DE
Germany
Prior art keywords
opera glasses
opera
glasses
tubes
lock
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.)
Expired - Lifetime
Application number
DENDAT63204D
Other languages
German (de)
Original Assignee
M. SCHLOSS in Köln, Salierring 55
Publication of DE63204C publication Critical patent/DE63204C/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
    • G02B23/18—Housings; Caps; Mountings; Supports, e.g. with counterweight for binocular arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)

Description

Hierzu ι Blatt Zeichnungen.For this purpose ι sheet of drawings.

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: Ein Opernglas, dessen .Röhren aus lose in einander gesteckten Ringen bestehen, welche durch eine einzige Feder nach Lösung der Arretirung aus einander getrieben werden und dadurch die Röhren herstellen.An opera glass whose tubes consist of loosely inserted rings, which be driven apart by a single spring after the lock has been released and thereby making the tubes.
DENDAT63204D Opera glasses Expired - Lifetime DE63204C (en)

Publications (1)

Publication Number Publication Date
DE63204C true DE63204C (en)

Family

ID=337145

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT63204D Expired - Lifetime DE63204C (en) Opera glasses

Country Status (1)

Country Link
DE (1) DE63204C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2730921A (en) * 1953-03-11 1956-01-17 Howard W Little Underwater viewing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2730921A (en) * 1953-03-11 1956-01-17 Howard W Little Underwater viewing device

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