150 mm filter

Feature:
Special designed for Sigma 12-24mm f/4 Art Series
Hold 2 150mm filter at the same time
360 degree rotating
No vignetting at 90 degrees rotation, with some vignetting when rotate to other degrees (We offer a solution with no vignetting using the 180mm system NiSi Sigma 12-24mm f/4 HSM ART Series Adapter for NiSi 180mm Filter Holder)

Feature:
• NiSi 150mm Aluminum Square Filter Holder Specially for SIGMA 20mm 1:1.4 DG Lens
• Fast installation design, 360 Degree Rotation,Without Vignetting Design
• NiSi Exclusive Two Patents 150mm Filter Holder consist of lens mount clamp foundation and filter installation system. Ergonomic design make Lens mount clamp fixed on the lenses quickly.
• It’s made from aviation-grade aluminum with single element processed by CNC Machine.
• With matte black frosted finish on the surface. All of screw accessory are made of copper and with black nickel plating. It’s durable and can reduce the influence of stray light on the imaging