The Gunnar Optiks JOU-00103 Joule Full Rim Color Enhanced Computer Glasses is an excellent “out-of-the-box” solution to improve your visual performance and reduce eye fatigue for those with 20/20 vision. Eyestrain, visual stress and dry eyes can be caused by extended periods of digital screen viewing and office lighting. Gunnar’s digital eyewear filters out the harsh, high-energy part of the spectrum and creates a more relaxed viewing experience to help your eyes focus more naturally. The Crystalline lens and coating formula is specifically engineered for the graphic designer, video/film editor or creative visual artist that requires an equally balanced color spectrum to design and edit in true color. Gunnar’s i-AMP lens technology is specifically engineered to reduce digital eyestrain and enhance viewing detail so you can focus longer, work more efficiently and feel more comfortable. Made of acetate with an onyx frame finish, the Joule optics is designed with lightweight construction and proper weight balance to guarantee longwearing comfort without pressure points or fatigue. The Joule is a medium fit frame with a single-piece front construction that eliminates all welds, screws and other potential points of failure. European handcrafted materials provide rich detail and multi-layered acetates catch and reflect light showing off the rich and modernistic design. A true gem, JOULE is style with a classic cat-eye lens. Comes in a 54-millimeter lens width, 17-millimeter bridge width and 135-millimeter temple length. The Gunnar Optiks JOU-00103 Joule Full Rim Color Enhanced Computer Glasses comes with a 1-year limited warranty against manufacturing defects. GUNNAR Advanced Computer Eyewear is designed to combat issues like harsh fluorescent light, glare, digital screens and ambient air currents that cause your eyes to dry out. Let GUNNAR create a more stylish, comfortable and rich visual experience.