Sigma 86mm WR Circular Polarizer Filter HP CR696A This filter is made of

This filter is made of durable

lens cloth

It is also suited for infrared photography

while the G-Lock Ultras also add to the tubing's strength by providing a rigid connection between leg sections and protecting the joints from dust

Sigma 86mm WR Circular Polarizer Filter HP CR696A This filter is made ofHelps to Eliminate Reflections and Glare Increases Contrast Reduces Haze in Landscapes Greater Color and Tonal Saturation Water, Oil, and Static Repellant The Sigma 86mm WR Circular Polarizer Filter helps to reduce reflections and glare by filtering out light that has become polarized due to reflection from a non metallic surface. The light from the sun naturally becomes partially polarized due to reflecting off electrons in air molecules, causing the