X4 CPLIntroducing the worlds most advanced circular polarizer. The moment you use the X4 CPL, you know youve never used anything like it. Featuring our all new American made CPL film and an all new brass traction frame features best in class design and durability. And thats just the beginning.

This Quick Release Plate also features a loop for camera straps

A winning design proven by

Light Pollution

which beads water and other elements rather than absorbing and smearing

As a result the X4 CPL sees a decline in IR transmission across the visible spectrum and is very well controlled throughout the IR range

The X1 UV is our take on the legacy flat black UV filter with a modern spin: MRC4 and a 3

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Our all-new and internally developed CPL film is at the core of the X4 CPL

To achieve the worlds most color neutral performance

And like the X4 ND

Outdoor photographers frequently struggle with dynamic range

build quality and durability of our professional filters adapted it to the step-up ring