Excel #EXC70021 Deluxe Magna Visor (Grey) This high quality tool includes the ability to use any one of four different self-contained magnifications. Each visor has a permanent fixed lens along with a unique fold-down lens and pivoting outside loop. By modifying the different combinations you can activate magnifications of 1.8x, 2.3x, 3.7x, and 4.8x. The Magna-Visor can be adjusted to a comfortable fit by using the proven hook and loop system.