DE313882C - - Google Patents

Info

Publication number
DE313882C
DE313882C DENDAT313882D DE313882DA DE313882C DE 313882 C DE313882 C DE 313882C DE NDAT313882 D DENDAT313882 D DE NDAT313882D DE 313882D A DE313882D A DE 313882DA DE 313882 C DE313882 C DE 313882C
Authority
DE
Germany
Prior art keywords
telescope
image
axis
screen
light
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
DENDAT313882D
Other languages
German (de)
English (en)
Publication of DE313882C publication Critical patent/DE313882C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/02—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by astronomical means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Astronomy & Astrophysics (AREA)
  • Automation & Control Theory (AREA)
  • General Physics & Mathematics (AREA)
  • Telescopes (AREA)
DENDAT313882D Active DE313882C (cg-RX-API-DMAC10.html)

Publications (1)

Publication Number Publication Date
DE313882C true DE313882C (cg-RX-API-DMAC10.html)

Family

ID=566731

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT313882D Active DE313882C (cg-RX-API-DMAC10.html)

Country Status (1)

Country Link
DE (1) DE313882C (cg-RX-API-DMAC10.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2758500A (en) * 1952-07-28 1956-08-14 Kollsman Instr Corp Optical artificial horizon
US2774275A (en) * 1952-05-01 1956-12-18 Keuffel & Esser Co Optical instrument
US2775158A (en) * 1952-05-09 1956-12-25 Reginald F Mitchell Optical angle setting and aligning device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774275A (en) * 1952-05-01 1956-12-18 Keuffel & Esser Co Optical instrument
US2775158A (en) * 1952-05-09 1956-12-25 Reginald F Mitchell Optical angle setting and aligning device
US2758500A (en) * 1952-07-28 1956-08-14 Kollsman Instr Corp Optical artificial horizon

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