Supported by◄ ►Cross-Country SkiingNS3 LEXI: How it Works NS3 skiers can see up to five metres and have a larger radius of vision though it is less than forty degrees.They ski without a guide. StandingLW2 LW3 LW4 LW5/7 LW6 LW8 LW9 LW2-9 SittingLW10 LW10.5 LW11 LW11.5 LW12 LW10-12 VisualNS1 NS2 NS3 NS1-3 ALL SPORTS Alpine Skiing Biathlon Cross-Country Skiing Ice Hockey Snowboarding Wheelchair Curling Supported by