We do 2 types.
1. D28. From £30. This is the most common type of bifcoal the near portion is the shape of an up turned D. The dual focus lenses allow clear vision for distance and near, distance intermediate or even intermediate and near. There is a line separating the different lens powers that can be seen.
2. Executive Bifocal. From £60 This has a full width distance and near portion, separated by a visible horizontal line. Heavier than standard bifocals, not used with rimless frames.