Polarizing Filter for NOCS MonocularsGet Rid Of The Glare! This 32mm Thread on Circular Polarizing Lens Filter is a great addition to any 32mm Zoom Tube or Field Tube to enhance your viewing near the water. Significantly cuts down on glare and increases contrast so you can wave find, bird spot, and even peer into the depths of an alpine lake. Threads directly onto Nocs Provisions Zoom Tube 32mm and Field Tube 32mm monoculars. Lens rotates independently to remove polarized light glare and