DE240852C - - Google Patents

Info

Publication number
DE240852C
DE240852C DENDAT240852D DE240852DA DE240852C DE 240852 C DE240852 C DE 240852C DE NDAT240852 D DENDAT240852 D DE NDAT240852D DE 240852D A DE240852D A DE 240852DA DE 240852 C DE240852 C DE 240852C
Authority
DE
Germany
Prior art keywords
lens
pendulum
measuring apparatus
disc
notches
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
DENDAT240852D
Other languages
German (de)
English (en)
Publication of DE240852C publication Critical patent/DE240852C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Eyeglasses (AREA)
DENDAT240852D Active DE240852C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE240852C true DE240852C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=500190

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT240852D Active DE240852C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE240852C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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