Distance Single vision lenses for continuous wear. Standard lenses free Reading Single vision lenses for close up distance. Standard lenses free Computer Single vision lenses for intermediate distance. Standard lenses free High-Definition Lenses Single vision lenses that are cut with digital technology for maximum accuracy. Bifocal Lenses Distance and reading combination with a line Trifocal Lenses Distance, intermediate and reading combination with a line Progressive Lenses Multifocal lenses without a line