In the not-so-distant past, many people with certain types of vision problems or eye conditions were told they were not candidates for contact lenses. Fortunately, advances in technology now make contact lenses an option for nearly everyone. Some of the specialized types of lenses are: Toric Lenses correct both myopic or hyperopic conditions with astigmatism are specially fitted to keep the lens relatively stable on the eye must be properly fitted to achieve good vision available in both soft and gas permeable materials Bifocal Lenses have two powers on one lens: one to correct distance vision and the other to correct near vision come in three different styles: simultaneous, concentric and alternating vision styles may not work for everyone available in both soft and gas permeable materials Monovision not really a type of lens, but a type of lens system for people with presbyopia (aging eye) two contacts lenses are prescribed, but one lens corrects distance vision and the other corrects near vision works well for most people; eyes naturally adjust to working independently of each other trial period of monovision lenses is recommended available in most types of soft and gas permeable lenses UV-Blocking Contact Lenses protect the cornea from harmful UV rays designed to complement sunglass use as an added protection available in most types of soft and gas permeable lenses Cosmetic Lenses used to change eye color or create a dramatic effect available in a variety of colors and styles can be prescription or non-prescription Ortho-K only available for adults involves reshaping the cornea with a series of rigid gas permeable lenses to change the curvature of the eye over time. lenses must be specially customized and fitted works best in those people with low amounts or nearsightedness or astigmatism is reversable if discontinued