DE143889C - - Google Patents

Info

Publication number
DE143889C
DE143889C DENDAT143889D DE143889DA DE143889C DE 143889 C DE143889 C DE 143889C DE NDAT143889 D DENDAT143889 D DE NDAT143889D DE 143889D A DE143889D A DE 143889DA DE 143889 C DE143889 C DE 143889C
Authority
DE
Germany
Prior art keywords
refraction
lens
lenses
quotients
dispersions
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
DENDAT143889D
Other languages
German (de)
English (en)
Publication of DE143889C publication Critical patent/DE143889C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
DENDAT143889D Active DE143889C (ko)

Publications (1)

Publication Number Publication Date
DE143889C true DE143889C (ko)

Family

ID=411360

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT143889D Active DE143889C (ko)

Country Status (1)

Country Link
DE (1) DE143889C (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5296016A (en) * 1990-12-25 1994-03-22 Mitsubishi Materials Corporation Surface coated cermet blade member

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5296016A (en) * 1990-12-25 1994-03-22 Mitsubishi Materials Corporation Surface coated cermet blade member

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