FR67060E - Systèmes optiques à puissance localement variable - Google Patents

Systèmes optiques à puissance localement variable

Info

Publication number
FR67060E
FR67060E FR67060DA FR67060E FR 67060 E FR67060 E FR 67060E FR 67060D A FR67060D A FR 67060DA FR 67060 E FR67060 E FR 67060E
Authority
FR
France
Prior art keywords
optical systems
variable power
power optical
locally variable
locally
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.)
Expired
Application number
Other languages
English (en)
Inventor
Bernard Cretin-Maitenaz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
COMM OUVRIERS LUNETIERS SOC IN
Original Assignee
COMM OUVRIERS LUNETIERS SOC IN
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 COMM OUVRIERS LUNETIERS SOC IN filed Critical COMM OUVRIERS LUNETIERS SOC IN
Application granted granted Critical
Publication of FR67060E publication Critical patent/FR67060E/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/04—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses involving grinding wheels controlled by gearing
    • B24B13/043—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses involving grinding wheels controlled by gearing using cup-type grinding wheels
    • 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

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR67060D 1954-11-15 1954-11-15 Systèmes optiques à puissance localement variable Expired FR67060E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR67060T 1954-11-15

Publications (1)

Publication Number Publication Date
FR67060E true FR67060E (fr) 1957-11-04

Family

ID=8699320

Family Applications (1)

Application Number Title Priority Date Filing Date
FR67060D Expired FR67060E (fr) 1954-11-15 1954-11-15 Systèmes optiques à puissance localement variable

Country Status (1)

Country Link
FR (1) FR67060E (fr)

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