This 100 x 100mm Urth ND Filter Plus+ 100x100mm 3-Stopfrom Urth ND Filter Plus+ 100x100mm 3-Stopdarkens the entire image area, allowing motion blur to be captured and greater creative control over depth of field. This ND8 filter reduces exposure by 3-stops, allowing the desired settings to be maintained in overly bright conditions to create dramatic motion blur and shallow depth of field. This filter is fabricated from German Schott glass for true light transmittance and supreme image sharpness. The filter surface features a 20-layer nano-coating, providing neutral color balance, reduced lens flare and ghosting, and protection from smudges and scratches.

Compatible with the Urth 100 x 100mm Square Filter Holder System and most 100mm square filter holders.

0.9 Optical Density    20-Layer Nano Multicoating    Schott Optical Glass    Darkens Entire Image Area    Allows Wider Aperture    Filter Thickness: 2mm    Allows Longer Shutter Speeds    Includes Filter Pouch

Related Questions and Answers

Q: 1. Will this fit the Lee Foundation kit holder?

A: The Singh-Ray 100 x 150mm George Lepp 0.9 Neutral Density Filter will fit the Lee Foundation Kit filter holder.

Q: 2. Will this filter work in the Lee Holder?

A: The filters I use fit in the Cokin Size P holder - that is 84mmx120mm - there are several sizes available so be aware of the sizes. Also stacking these neutral density filters can add a slight magenta hue to color images - that is due to the new environmentally friendly chemicals used in the dyeing process. This is something that can be corrected in post processing

Q: 3. Will it fit inside of the Canon 200mm f/2?

A: If your camera lens has a diameter of 52mm, then it should fit....The lens mm diameter is compatible with any filter with the same mm diameter it claims to have. Hope this helps!

Q: 4. Would this fit a Lee holder? How is the colour neutrality vs Lee big stopper and little stopper (who high on think have too strong a colour caste)?

A: The, B+W 100 x 100mm XS-Pro MRC-Nano 815 ND 4.5 Filter (15-Stop) is one of the better ND filters. And is very good for low color cast. And yes, it will fit into the Lee 100mm holders. Like lee filters the filter is 2mm thick.

Q: 5. will this fit on the Canon 8-15mm fisheye lens?

A: Yes this filter can fit a Canon EF 8-15mm lens.

Q: 6. Are the stops marked in any way with some physical feedback, like a loud click or a hard stop when rotating?

A: The NiSi True Color ND-Vario Drop-In Filter for ATHENA Lenses (1 to 5-Stop) has precise gear control for adjusting, which does not make a sound, but would be clear in the live view while in use.

Q: 7. Will this filter fit into a tiffen 4x4 holder?

A: This filter is a 2mm filter. The Tiffen works with 4mm filters. This filter would be at risk of falling out.

Q: 8. Which country is making it?

A: The Country of Origin for this product is China.

Q: 9. This is because I use it with the H & Y magnetic frame so that my filter cannot be sticked with sponge (for prevent light leakage). Do you know that this filter has sticked sponge?

A: I'm sorry but this filter does not have foam on the edges.

Q: 10. Does this filter have hard stops?

A: So as not to confuse with my prior answer, there are no intermediate stops but yes there are stops at each end.