Frame design 1 Posted by Reinoud on 2015-05-09 Posted in: Design, Optacon, Pictures. Leave a comment The frame design is not functional yet but getting basic geometry right is an important step in the right direction. Here you can see the top part with finger plate and Optacon-compatible layout: Share this:TwitterFacebookLike Loading... Posts navigation ← Core coil design 2 Frame design 2 →