FR1024794A - Procédé de fabrication d'éléments optiques - Google Patents

Procédé de fabrication d'éléments optiques

Info

Publication number
FR1024794A
FR1024794A FR1024794DA FR1024794A FR 1024794 A FR1024794 A FR 1024794A FR 1024794D A FR1024794D A FR 1024794DA FR 1024794 A FR1024794 A FR 1024794A
Authority
FR
France
Prior art keywords
manufacturing process
optical elements
optical
elements
manufacturing
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)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1024794A publication Critical patent/FR1024794A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/04—Simple or compound lenses with non-spherical faces with continuous faces that are rotationally symmetrical but deviate from a true sphere, e.g. so called "aspheric" lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00019—Production of simple or compound lenses with non-spherical faces, e.g. toric faces

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR1024794D 1949-09-23 1950-09-21 Procédé de fabrication d'éléments optiques Expired FR1024794A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1024794X 1949-09-23

Publications (1)

Publication Number Publication Date
FR1024794A true FR1024794A (fr) 1953-04-07

Family

ID=19867232

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1024794D Expired FR1024794A (fr) 1949-09-23 1950-09-21 Procédé de fabrication d'éléments optiques

Country Status (1)

Country Link
FR (1) FR1024794A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0150537A3 (en) * 1984-01-18 1985-08-14 N.V. Philips' Gloeilampenfabrieken Method of manufacturing an optical element, device for the method, and optical element manufactured by means of the method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0150537A3 (en) * 1984-01-18 1985-08-14 N.V. Philips' Gloeilampenfabrieken Method of manufacturing an optical element, device for the method, and optical element manufactured by means of the method

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