Adjustables Eyewear, Grey and Black Frame. With Adlens Adjustables, you can see up close, into the distance and all around you, at the turn of a dial. Great for sharing, keep your convenient pair of Adlens Adjustables in your bag, your tool kit, in your desk drawer, or by the bed for reading and watching TV. Featuring continuously adjustable lenses these durable and lightweight glasses are perfect for any task. With a comfortable unisex frame and adjustable nosepiece, Adlens Adjustables are the ultimate spare pair for every home. Adjust for any distance, near to far. Smooth adjusting mechanism and comfortable fit. Corrects over 90% of spherical errors (from -6D to 3D spherical).