The featured item is a single vision spheric photochromic lens with 1.56 reflective index. It also comes in two different sizes, with diameters of 65 and 70mm. The lens is available in two colours.

• Abble value: 38
• Specific gravity: 1.28
• Reflective index: 1.56
• Colour: grey/ brown
• Diameters: 65/70mm