DE233345C - - Google Patents

Info

Publication number
DE233345C
DE233345C DENDAT233345D DE233345DA DE233345C DE 233345 C DE233345 C DE 233345C DE NDAT233345 D DENDAT233345 D DE NDAT233345D DE 233345D A DE233345D A DE 233345DA DE 233345 C DE233345 C DE 233345C
Authority
DE
Germany
Prior art keywords
dptr
plane
toric
symmetry
point
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
DENDAT233345D
Other languages
German (de)
English (en)
Publication of DE233345C publication Critical patent/DE233345C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
DENDAT233345D Active DE233345C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE233345C true DE233345C (enrdf_load_stackoverflow)

Family

ID=493292

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT233345D Active DE233345C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE233345C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0336073A3 (en) * 1988-04-06 1990-05-09 Hermann Prof. Dr. Med. Gernet Telescopic ophthalmic lens

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0336073A3 (en) * 1988-04-06 1990-05-09 Hermann Prof. Dr. Med. Gernet Telescopic ophthalmic lens

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