FR1422109A - Process for manufacturing contact lenses from hydrogels and products conforming to those obtained by the present process or similar process - Google Patents

Process for manufacturing contact lenses from hydrogels and products conforming to those obtained by the present process or similar process

Info

Publication number
FR1422109A
FR1422109A FR987363A FR987363A FR1422109A FR 1422109 A FR1422109 A FR 1422109A FR 987363 A FR987363 A FR 987363A FR 987363 A FR987363 A FR 987363A FR 1422109 A FR1422109 A FR 1422109A
Authority
FR
France
Prior art keywords
hydrogels
contact lenses
those obtained
manufacturing contact
products conforming
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
FR987363A
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.)
Czech Academy of Sciences CAS
Original Assignee
Czech Academy of Sciences CAS
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 Czech Academy of Sciences CAS filed Critical Czech Academy of Sciences CAS
Priority to FR987363A priority Critical patent/FR1422109A/en
Application granted granted Critical
Publication of FR1422109A publication Critical patent/FR1422109A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29D11/00932—Combined cutting and grinding thereof
    • B29D11/00942—Combined cutting and grinding thereof where the lens material is mounted in a support for mounting onto a cutting device, e.g. a lathe, and where the support is of machinable material, e.g. plastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • 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
    • B29D11/00865—Applying coatings; tinting; colouring

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
FR987363A 1964-09-07 1964-09-07 Process for manufacturing contact lenses from hydrogels and products conforming to those obtained by the present process or similar process Expired FR1422109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR987363A FR1422109A (en) 1964-09-07 1964-09-07 Process for manufacturing contact lenses from hydrogels and products conforming to those obtained by the present process or similar process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR987363A FR1422109A (en) 1964-09-07 1964-09-07 Process for manufacturing contact lenses from hydrogels and products conforming to those obtained by the present process or similar process

Publications (1)

Publication Number Publication Date
FR1422109A true FR1422109A (en) 1965-12-24

Family

ID=8837913

Family Applications (1)

Application Number Title Priority Date Filing Date
FR987363A Expired FR1422109A (en) 1964-09-07 1964-09-07 Process for manufacturing contact lenses from hydrogels and products conforming to those obtained by the present process or similar process

Country Status (1)

Country Link
FR (1) FR1422109A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441193A1 (en) * 1978-06-21 1980-06-06 Spofa Vereinigte Pharma Werke PROCESS FOR ADAPTING HYDROPHILIC GEL CONTACT LENSES TO THE STATE OF APERIAL XEROGEL

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441193A1 (en) * 1978-06-21 1980-06-06 Spofa Vereinigte Pharma Werke PROCESS FOR ADAPTING HYDROPHILIC GEL CONTACT LENSES TO THE STATE OF APERIAL XEROGEL

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