SE393463B - Fotokromisk multifokallins - Google Patents

Fotokromisk multifokallins

Info

Publication number
SE393463B
SE393463B SE7603125A SE7603125A SE393463B SE 393463 B SE393463 B SE 393463B SE 7603125 A SE7603125 A SE 7603125A SE 7603125 A SE7603125 A SE 7603125A SE 393463 B SE393463 B SE 393463B
Authority
SE
Sweden
Prior art keywords
photocromic
multifocal lens
multifocal
lens
photocromic multifocal
Prior art date
Application number
SE7603125A
Other languages
English (en)
Other versions
SE7603125L (sv
Inventor
G H Mann
Original Assignee
Corning Glass Works
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Corning Glass Works filed Critical Corning Glass Works
Priority to SE7603125A priority Critical patent/SE393463B/sv
Publication of SE393463B publication Critical patent/SE393463B/sv
Publication of SE7603125L publication Critical patent/SE7603125L/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/10—Bifocal lenses; Multifocal lenses
    • 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
    • G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
    • 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
    • G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
    • G02C7/061—Spectacle lenses with progressively varying focal power

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
SE7603125A 1976-03-09 1976-03-09 Fotokromisk multifokallins SE393463B (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE7603125A SE393463B (sv) 1976-03-09 1976-03-09 Fotokromisk multifokallins

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7603125A SE393463B (sv) 1976-03-09 1976-03-09 Fotokromisk multifokallins

Publications (2)

Publication Number Publication Date
SE393463B true SE393463B (sv) 1977-05-09
SE7603125L SE7603125L (sv) 1977-05-09

Family

ID=20327266

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7603125A SE393463B (sv) 1976-03-09 1976-03-09 Fotokromisk multifokallins

Country Status (1)

Country Link
SE (1) SE393463B (sv)

Also Published As

Publication number Publication date
SE7603125L (sv) 1977-05-09

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