FR789659A - Spectacle lens capable of being heated and method of making the same - Google Patents

Spectacle lens capable of being heated and method of making the same

Info

Publication number
FR789659A
FR789659A FR789659DA FR789659A FR 789659 A FR789659 A FR 789659A FR 789659D A FR789659D A FR 789659DA FR 789659 A FR789659 A FR 789659A
Authority
FR
France
Prior art keywords
heated
making
same
spectacle lens
lens capable
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
French (fr)
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.)
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
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 Carl Zeiss AG filed Critical Carl Zeiss AG
Application granted granted Critical
Publication of FR789659A publication Critical patent/FR789659A/en
Expired 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
    • G02C11/00—Non-optical adjuncts; Attachment thereof
    • G02C11/08—Anti-misting means, e.g. ventilating, heating; Wipers

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
FR789659D 1934-05-07 1935-05-06 Spectacle lens capable of being heated and method of making the same Expired FR789659A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE789659X 1934-05-07

Publications (1)

Publication Number Publication Date
FR789659A true FR789659A (en) 1935-11-04

Family

ID=6699732

Family Applications (1)

Application Number Title Priority Date Filing Date
FR789659D Expired FR789659A (en) 1934-05-07 1935-05-06 Spectacle lens capable of being heated and method of making the same

Country Status (1)

Country Link
FR (1) FR789659A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4917413A (en) * 1985-08-08 1990-04-17 Donald M. Jason Resilient latching device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4917413A (en) * 1985-08-08 1990-04-17 Donald M. Jason Resilient latching device

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