This 4-stop, 150 x 170mm Haida NanoPro MC Reverse Graduated ND Filter 150x170mm 4-Stopfrom Haida NanoPro MC Reverse Graduated ND Filter 150x170mm 4-Stopreduces exposure in selective areas of an image, making it well suited to shooting sunset images that saturate colors in the center of the image while retaining image detail in the sky and foreground. It reduces exposure by 4-stops without adding any color cast. The soft edges of the dense area of the filter blend the exposure correction smoothly without a harsh line of delineation.

This filter is made of optical glass, it is multicoated to reduce flare and to optimize resolution and color transmission. It features a waterproof coating to prevnet beading and for easy cleaning. It fits filter holders that accept 150mm-wide, 2mm-thick filters.

1.2 Optical Density    Multicoated, Waterproof Filter    2mm-Thick Optical Glass Filter    Reduce Exposure in Selective Areas    Includes Fabric Pouch

Related Questions and Answers

Q: 1. Hi, do you know if I could couple this filter on the Freewell quick swap system? I have the Freewell magnetic filter kit but they discontinued their revers grad filter.

A: Although both systems are magnetic, they have not been tested with one another to our knowledge. Your results may vary.

Q: 2. Do these filters have the foam at the back to block light like the Lee big and little stopper filters? Will they fit in the Lee filter holder?

A: Yes a foam gasket is on the back of this filter and it will fit the Lee 100mm holders.

Q: 3. Is this filter safe for photographing a Solar Eclipse?

A: The Haida NanoPro ND5.0 Filter (95mm, 16.5 Stop) is unsafe for photographing a Solar Eclipse. The filter does not block UV or IR light. Instead, get the MrStarGuy 95mm Thread-in White-Light Solar Filter, BH #STSG95MMSOL.

Q: 4. How well does this fit in the NISI V5 Pro holder?

A: The Haida 100 x 100mm NanoPro MC ND 3.0 Filter will fit in the Nisi V5 Pro holder. The V5 pro holder is made to hold 100 x 100mm, and 100 x 150mm filters.

Q: 5. What is the thread pitch of the 105mm filter? 0.75 or 1.00?

A: The Haida NanoPro MC Clear Filter (105mm) has a 0.75 pitch.

Q: 6. What is the difference between the NanoPro and the Red Diamond lines of Haida filters?

A: The Red Diamond version has shock resistant optical glass construction and 10 additional scratch-resistant hydrophobic coatings on each glass surface further protect the filter substrate and result in an improved beading effect when in contact with water or oil for greater cleaning efficiency.

Q: 7. Does this item have uv/ir filtering?

A: The Haida NanoPro Solar Neutral Density Filter (95mm, 20-Stop) does not block UV and IR light. Instead, get the MrStarGuy 95mm Thread-in White-Light Solar Filter, BH #STSG95MMSOL. This filter blocks UV and IR light.

Q: 8. Why is this filter Red?

A: The filters are coated on both side and at certain angles, the filter surfaces reflect certain colors. However, the light going through the filter and the lens is not this color but a neutral one. There will be no adverse affect on your image.

Q: 9. Is this compatible with Lee 100x100 Foundation holder kit ? Do I need any additional blades to fit this glass filter?

A: Yes it is compatible with Lee 100x100 i only have 2 blades on myself ,you will not have any problem at all .Does that help

Q: 10. Will the image of the sun be white or orange?

A: The sun will appear orange with the Haida NanoPro Solar Neutral Density Filter (77mm, 20-Stop).