Best Seller | NiSi 150 x 150mm Nano IRND 4.5 Filter (15-Stop) NIP-150-ND4.5 Limited Qty only at $199.00! Free Express Shipping! NiSi 150 x 150mm Nano IRND 4.5 Filter (15-Stop) 32,000x Filter Factor, 15-Stop, Darkens Entire Image, Allows Reduced Shutter Speed, Allows Wider Aperture, Neutral Results, Visible, & IR Spectrums, NiSi Optical Nano Coating,... ... more NiSi 150 x 150mm Nano IRND 4.5 Filter (15-Stop) NIP-150-ND4.5 Free Express Shipping! NiSi 150 x 150mm Nano IRND 4.5 Filter (15-Stop) 32,000x Filter Factor, 15-Stop, Darkens Entire Image, Allows Reduced Shutter Speed, Allows Wider Aperture, Neutral Results, Visible, & IR Spectrums, NiSi Optical Nano Coating,... | | $265.00 $199.00 FREE shipping go to store |