This 3-stop, 100 x 150mm K&F Concept X-PRO Square ND Filter 100x150mm 3-Stopfrom K&F Concept X-PRO Square ND Filter 100x150mm 3-Stopis made for the X-Pro Square Filter Holder System. This hard edge graduated filter allows a selective area of density to be added to an image, making it an essential tool for enhancing landscape images. This filter's hard edge allows the area above a defined horizon line, like a seascape or open field, to be darkened by three stops to make the sky more pronounced.

Made of high-quality optical glass, this 100 x 150mm, 2mm thick filter features 28 layers of multicoating for optimal light transmission without adding any color cast. The coating also protects the filter from water, oil, minor scratches, and abrasions. It features a protective frame with large tabs that make it easy to install and remove from the X-Pro filter holder system.

0.9 Optical Density    28-Layer Multicoating    2mm Thick Optical Glass Construction    Moisture-Resistant Coating    Scratch-Resistant Coating    Reduce Exposure in Selective Areas    Allows Long Shutter Speed, Wide Aperture    Leather Case

• Fits the K&F Concept X-PRO Filter Holder System
• Plastic filter frame has a tab for easy handling
• High-quality AGC optical glass
• Nano-filter multi-coating reduces lens flare and ghosting for high light transmittance with no color cast
• 28-layer coating is scratch resistant, waterproof, oilproof, dustproof, and suitable for harsh environments and locations

Related Questions and Answers

Q: 1. Are these stackable? I'm looking for a ND+CPL

A: The K&F Concept ND & CPL Filter Kit for DJI Avata (3-Pack) are not stackable.

Q: 2. Does anyone know the difference between all the series of ND filters from K&F concepts (ie, nano, B-series, C-series, etc)??

A: The K&F Concept Nano X-Pro Variable filters features double-sided multi-coating and advanced Nano-coating that effectively minimizes reflections and improved image clarity. These are considered the top of their line. The K&F Concept B-Series filters features 8 layers of coating with good optical quality that is suitable for most photography needs. The K&F Concept C-Series are the base level filters with double-sided multilayer blue coating.

Q: 3. Does this filter have hard stops?

A: This filter provides a hard stop at the beginning and at the end of the stop rotation. Please keep in mind there is no D-click between stops.

Q: 4. What size slip-on cap fits the 77mm size? Spec says front is 82mm; only push on is Kaiser 82 & people say it it's not a 82mm.

A: We check the K&F Concept Variable Fader ND2-ND400 Filter (77mm) in the store and it has 82mm front threads. So you can use an 82mm front clip on filter such as this: https://bhpho.to/4aMTVOT

Q: 5. Are the filters glass? or acrylic/plastic?

A: The filters on the K&F Concept Variable Fader ND2-ND400 Filter are made of glass.

Q: 6. Does it have positive stops, detents, at each of the stops?

A: The K&F Concept Variable Fader ND2-ND400 Filter (62mm) doesn't have detents; it has markings for the stops on the edge of the filter.

Q: 7. Will my lens cap fit on this filter? The lens is a Lumix 12-35 micro 4/3.

A: The front thread for this K&F Concept Variable Fader ND2-ND400 Filter (58mm) would actually be 62mm, so your current cap will not fit.

Q: 8. Is there any reason this can't be stacked on a B&W 77mm ND1.5 to get an effective variable 1.8-3.0? Will that cause any unexpected issues with artifacts or the dreaded X, etc?

A: I believe this should be possible. The only concern would possible corner vigneting when using a wide angle lens. Dan

Q: 9. I have a Batis 25mm. will this filter fit the lens, and also, will the original lens cap fit on top of this filter?

A: Yes, this will fit the 67mm filter threads of the ZEISS Batis 25mm f/2 Lens for Sony E. However, since this filter is made wider so as to avoid vignetting, you will need a 72mm lens cap. Here is a quality one to match your lens. B+W 72mm Pro Snap-On Lens Cap MFR #65-1065134 • BH #BWLC72

Q: 10. What size lens cap fits this?

A: A 69 or 70mm push on cap should fit.