PROTECTS YOUR EYES: Orange Lens features Spectrum Control Technology (SCT) that absorbs 98% of blue light from laptops, computers & tablets, which helps prevent cataracts and macular degeneration | REDUCES EYE FATIGUE: SCT-Orange lens reduces eye strain so you can work longer & more comfortably; also makes for more screen contrast with sharper details for improved focus and further reduced eye fatigue | MULTI-ANGLE VIEWING: 3-Position lens inclination system allows for optimal screen viewing at different heights & positions; helps prevent neck strain while working, sitting, standing or stretched out | WORK IN COMFORT: Adjustable-length Duoflex temples allow for custom, comfortable fit; temple tips are cushioned to prevent digging in to side of head; molded nose bridge rests easily on the face | EASY LENS REPLACEMENT: Lens replacement is quick, easy and economical