Prismshield Plus anti fog lens.

Compatable with:
LFH20RG-PP, AS1200-PP, AS1200FB-PP, AS1200HAT-FB-PP, AS1200HAT-PP, AS2000-PP, AS2000HAT-FB-PP, AS2000HAT-PP, FH100PRG-PP, FH12RG-PP, FH20RG-PP, FH40PRG-PP, FH40RG-PP, FH65PRG-PP, FH8RG-PP, LFH40PRG-PP, LFH40RG-PP