DE174720C - - Google Patents

Info

Publication number
DE174720C
DE174720C DENDAT174720D DE174720DA DE174720C DE 174720 C DE174720 C DE 174720C DE NDAT174720 D DENDAT174720 D DE NDAT174720D DE 174720D A DE174720D A DE 174720DA DE 174720 C DE174720 C DE 174720C
Authority
DE
Germany
Prior art keywords
lenses
eyepieces
opera glasses
fork
opera
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
DENDAT174720D
Other languages
German (de)
English (en)
Publication of DE174720C publication Critical patent/DE174720C/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
    • G02B23/16—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)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
DENDAT174720D Active DE174720C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE174720C true DE174720C (enrdf_load_stackoverflow)

Family

ID=439436

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT174720D Active DE174720C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE174720C (enrdf_load_stackoverflow)

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