【Square Polarizing Filter】Polarizing filter for color and contrast enhancement, this square polarizing filter only fits the K&F Concept X PRO Square system.
【Imported AGC Glass】The filter is made of imported AGC glass with 36 multi-layer coatings, waterproof, scratch-resistant, and oil-proof, without color cast.
【Filter Bag】Each filter with a filter bag made of PU leather, the pull-out design helps take the filter easily.
【Nanometer Coatings】Both sides of the filter glass with nanometer coatings, effectively reduce the reflection from the filter self, remove glaring and ensure the high-definition image quality.