close
    1. Home
      2. ›
    2. Health
      3. ›
    3. Optical
      4. ›
    4. What is BC, when ordering contact lens?
    What is BC, when ordering contact lens?

    Answer this
    0  Views: 656 Answers: 1 Posted: 14 years ago
    Comment this question

      1 Answer

      On a spectacle lens, BC - Base Curve - is the curvature in the front surface of the lens. On a contact lens, BC is the curvature on the back surface of the lens. BC is usually between the values 8-10.

      13 years ago. Rating: 1
      Comment this answer



        Did this answer your question? If not, then ask a new question.

        Top contributors in Optical category

         
        country bumpkin
        Answers: 9 / Questions: 0
        Karma: 555
         
        jhharlan
        Answers: 13 / Questions: 0
        Karma: 405
         
        ROMOS
        Answers: 7 / Questions: 0
        Karma: 360
         
        Colleen
        Answers: 19 / Questions: 0
        Karma: 345
        > Top contributors chart

        Unanswered Questions

        HZ88 - Casino & Cá Cược Thể Thao Uy Tín Hàng Đầu
        Answers: 0 Views: 2 Rating: 0
        Casitap Giriş
        Answers: 0 Views: 13 Rating: 0
        Casitap Giriş
        Answers: 0 Views: 7 Rating: 0
        khomuctv2
        Answers: 0 Views: 7 Rating: 0
        baongocso79
        Answers: 0 Views: 14 Rating: 0
        GVUI
        Answers: 0 Views: 9 Rating: 0
        33brlapp
        Answers: 0 Views: 8 Rating: 0
        98win Nền tảng giải trí
        Answers: 0 Views: 7 Rating: 0
        > More questions...
        524047
        questions
        758312
        answers
        870223
        users