Single-vision Lenses: A popular choice for single usage or occupational glasses (computer or reading glasses).  Available in all lens material.

Flat-Top Bifocals: Provides vision for both distance and close-up work in one lens.  Offers variable bifocal widths to accommodate many close-up jobs.  Available in all lens material.

Trifocals: Added lens segments provide clear vision close-up, far away, and in-between.  Facilitates all types of work.  Available in all lens materials.

Progressive Multifocals: Progressive (no line) lenses offer all the benefits of bifocals and trifocals, plus the cosmetic appearance of single-vision lenses.  They provide clear vision from up-close to far away.  Available in all lens materials.

 

Lens Material
Lens Coating