BC and Diameter

Discussion in 'Optometry Archives' started by James Smith, Oct 4, 2004.

  1. James Smith

    James Smith Guest

    Which way round does BC work?

    If two lenses are both DIA 14, one is BC 8.4 and one BC 8.6 - which will be
    the tigher fitting lens?
    James Smith, Oct 4, 2004
    1. Advertisements

  2. James Smith

    Dom Guest

    All other things being equal, 8.4 will fit tighter. But there are many
    other factors that determine lens fitting.

    Dom, Oct 4, 2004
    1. Advertisements

Ask a Question

Want to reply to this thread or ask your own question?

You'll need to choose a username for the site, which only take a couple of moments (here). After that, you can post your question and our members will help you out.