The entire lens has one single prescription. Single vision lenses are ideal for people with normal focusing ability, usually those under 40 years of age. They can also be used by people who wear bifocals or trifocals as single vision distance or near glasses.
These lenses are ideal for people with high hyperopic (far-sighted) prescriptions. The design eliminates the “bulge” in the center of the lens and also decreases the “bug-eyed” look, where eyes appear larger than normal. Aspheric lenses are usually made of hi-index materials.
Flat Top Bifocals
Older style of bifocal where a line can be seen in the middle of the lens. Allows for distance vision above the line and near vision below the line. Flat top bifocals are available in all types of lens materials.
Flat top Trifocals
Similar to bifocals but with an additional line or segment which is used to see intermediate distances like the computer. Trifocals are available in most lens materials.
“No-Line” bifocals with the added benefit of having an intermediate segment for computer vision. Cosmetically, they are more attractive than their bifocal or trifocal counterparts. Progressives are available in all lens materials. Because of theses benefits they are usually the first choice for bifocal and trifocal wearers.
Sports Glasses and Goggles
Many types of lenses and frames are available that are tailor-made for the active sports enthusiast. Polycarbonate is the preferred lens material due to its shatter resistant properties.
Lenses that are specifically designed for use at the computer. They usually have an anti-reflective coating to decrease eye strain from computer monitors.
Polarized Sun Lenses
Ideal for people who drive a lot, or any outdoor enthusiast. These lenses eliminate reflections and glare from roads, snow, and water. They are perfect for all types of outdoor activities including hiking, skiing, fishing, and hunting.