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: 611 Answers: 1 Posted: 13 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.

      12 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

        d9betla
        Answers: 0 Views: 7 Rating: 0
        KING88
        Answers: 0 Views: 6 Rating: 0
        Pro Skin – Phòng khám chuyên khoa da liễu kỹ thuật cao
        Answers: 0 Views: 8 Rating: 0
        Arsenal Schools
        Answers: 0 Views: 16 Rating: 0
        f8bet288pro1
        Answers: 0 Views: 16 Rating: 0
        Gem winwin
        Answers: 0 Views: 19 Rating: 0
        f8bet288xyz1
        Answers: 0 Views: 16 Rating: 0
        tam Jewelry
        Answers: 0 Views: 18 Rating: 0
        > More questions...
        466695
        questions
        722279
        answers
        785752
        users