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Breakthrough Photography 46mm 6-Stop X4 Neutral Density Filter

SKU: BTX4ND646MM MFR: X4-ND6-46MM
$149.00
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Key Features

  • Capture stunning long exposures with this 46mm, 6-Stop Neutral Density filter.
  • Achieve cinematic depth of field in bright light using this ND filter photography.
  • X4 ND filter reduces light by 6 stops, perfect for landscape photography shots.
  • Multi-coated ND filter ensures sharp images & true colors; scratch resistance.
  • Durable Breakthrough Photography ND filter with 25-year warranty; quality assured.
  • Control motion blur in your photos; this neutral density filter is a must-have!
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Special Order?Estimated to Ship: 08/13/2025
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Questions & Answers

Shopper : Why Did You Choose This?BILL F : Wanted a quality “middle ground” ND filter that offered more opportunities for use.

Reviews about this item

Review Summary

2024-06-24T10:00:15

Rated 5 out of 5

Almost Perfect

This ND filter is perfectly neutral with no discernible color cast, just as advertised. Image quality is not impacted. It is well built and screws onto and off of the lens easily. When stacked on top of the Breakthrough UV/protection filter there is no vignette at 24mm on my Canon RF 24-105mm f/4L lens. The lens cap and lens hood fit without interference. This 6-stop filter is just a tad more than six stops requiring a +1/3-stop adjustment to exactly match the exposure without the filter. Overall, a very impressive piece of gear.

Vince F.

2023-06-16T12:26:59

Rated 5 out of 5

Great filter with nearly zero color shift

Breakthrough Photography filters have been reliably high-quality products for me and this one is no different.

John T.

2022-09-13T08:35:47

Rated 5 out of 5

Works great. No color casting

So far it?s worked great. No color casting.

Daniel Y.

2022-08-01T16:12:54

Rated 5 out of 5

Excellent Filters!

Breakthrough Photography?s X4 series ND filters are excellent. Minimal tint and no vignette. I can?t recommend them enough. I have them for all my lenses. Great product!

Keith K.

2022-03-09T17:25:07

Rated 5 out of 5

Pro photographer filter of choice for long exp!

Breakthrough makes the best Optical filter glass on the planet. As a professional photographer, I need edge to edge sharpness that doesnt fall off or distort, or refract in odd ways that cheaper filters do. For long exposures - this is my go to filter of Choice, Like: Highest quality in a thin filter. Dislike: High price for quality - but worth it, for excellent results everytime.

RICHARD B.

2022-02-13T07:31:21

Rated 5 out of 5

Great filter

Love this filter. Excellent filter that's sharp and doesn't have any color gradient.

PATRICK H.

2022-02-10T08:15:40

Rated 5 out of 5

When only the best quality will do!

Top quality ND filter. Brass threads. Highest quality glass. Happy with purchase.

Joseph C.

2022-01-28T07:28:26

Rated 5 out of 5

Breakthrough Filter

Very accurate with little color shift

George W.

2021-10-31T08:55:41

Rated 5 out of 5

Excellent Filter

It's a filter. It does what it is supposed to do. What else do you need to know?

James C.

2021-10-28T16:19:47

Rated 5 out of 5

Great filter. No Color shifting.

Works awesome.

Zacharie B.

2021-09-21T07:35:14

Rated 5 out of 5

Awesome filter

Great quality. This filter doesn?t seem to impact the color or sharpness of photos.

Matthew R.

2021-08-17T11:23:08

Rated 5 out of 5

Solid performance

Great filter. Well built and with brass threads very easy to install and remove. No color fringing or distortion as far as I can tell. Packaging and case is pretty basic, but that?s my only minor complaint.

THOMAS S.

2021-03-24T11:43:14

Rated 5 out of 5

AWESOME

I have not had a chance to use this but I can say build quality I give it 5 stars the grooves are really nice for gripping and I'm sure the glass will be vary good I have a feeling I will be picking up more. packing and shipping no complaints Adorama custmer service THE BEST

JOHN L.

2021-03-15T08:06:12

Rated 5 out of 5

Best ND ever

Excellent filter. Expensive but so is the lens I use it with. Very clear no distortion accurate color

SHELDON S.

2021-02-09T13:24:44

Rated 5 out of 5

Just the ticket!

I didn't even know these existed, but it turned out to be perfect for the application!

James S.

2020-12-25T08:29:37

Rated 5 out of 5

Excellent Quality!

Excellent quality filter with almost no vignetting

KRISHNAKUMAR M.

2020-06-22T08:48:30

Rated 5 out of 5

Top quality, build and clarity.

Once you have the best, it’s hard to consider anything else. I have a 10 stop and a 6 stop. Can’t recommend this filter enough.

JONATHAN H.

2020-06-10T14:53:08

Rated 5 out of 5

Excellent ND filter

Have only used this bad boy once so far, but it was AWESOME. Also, incredibly easy to thread on and off. No perceptible color shift really at all. Definitely worth the price tag.

Nadia P.

2020-02-12T12:17:20

Rated 5 out of 5

Excellent choice

Easy to use, with serrated edge. No color cast. I have a 6 stop ND and can stack if needed. Would recommend.

MORRIS S.

2020-02-05T09:36:57

Rated 5 out of 5

Quality lens and easy to remove

This is my first breakthrough filter I have purchased. I purchased it because of the good reviews. I have only used it a couple of times and it did not disappoint. My favorite feature of this filter is the wide band that has a very deep rib around it that makes it ever so easy to take off the camera. I will continue to purchase these filters for their quality and ease of removal. Thank you Breakthrough.

Donna C.

2019-12-05T13:55:38

Rated 5 out of 5

Best I've ever used!

Best and most color neutral filters on the market. Easy to grip to install and remove too. The Schott glass of the X4s compliment the finest glass of our lenses with zero degradation

JIM F.

2019-11-16T09:16:58

Rated 5 out of 5

Best filters in the game!

Can't recommend this enough! Great product with little to no effect on color and nice brass finish! Definitely worth every bit of its pricetag!

Raunak K.

2019-10-10T10:36:34

Rated 5 out of 5

Quality addition to my kit

Appears to be well built and the "traction frame" really does make it easier to grip when threading on or off of a lens. I have only used it a couple of times so far, but have not noticed any color cast or had any other performance issues. As I can see no faults at this point I would give it a full five stars.

JEFF S.

2019-09-24T13:06:16

Rated 5 out of 5

Fantastic filters!

Fantastic filters, well worth the price.The results are very rewarding.I find the filters also quite resilient to all sorts of weather such as rain, salt water etc.

Vladimir S.

2019-08-14T07:45:36

Rated 5 out of 5

Well built filter

I haven't had chance to use it yet, but build quality is solid.

Jakub Z.

2019-08-07T13:49:28

Rated 5 out of 5

An awesome filter, little to no color cast, great build quality!

I’m a hybrid shooter (pictures/video) and considered these filters for a while. I started with cheap filters as I learned which was ok w/proper WB but some of that color shift always seemed to linger. I have tried medium priced options as well, and variable ND’s. They are ok, but honestly not a huge jump from just the cheap $30 solid ND set I had started with. People say VND is the way to go for video shooters, but it just doesn't make sense as most of the quality VND’s are 2-5 stops, and then 6-9 stops so you wind up switching filters anyways. So I opted for top quality solid ND’s in 3/6 stop. This covers most uses, and just bump up ISO a bit at worst. Very happy with color. Saves so much time in post, time is money! On Sony A7iii with 16-35GM no vignette at 16mm. Glad I went with this over variable ND’s (which may have their place), but quality wins over trying to avoid a 5 second filter change in my opinion.

ZACHARY O.

2019-06-13T16:53:57

Rated 5 out of 5

Very impressed

Fit and finish are exceptional, true colors and the brass ring/threads are top quality!

JOSEPH D.

2019-06-04T11:52:00

Rated 5 out of 5

Great ND Filter

Great ND Filter

Diontae A.

2019-05-22T11:21:44

Rated 5 out of 5

Clear

No color shift

Raleigh C.

2019-03-26T11:47:20

Rated 5 out of 5

Breakthrough is AMAZING!

Everything this company makes is exceptional, including this 10-stop ND filter!

CHRIS D.

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Breakthrough Photography X4 ND Filter Specifications

  • Filter Type

    Neutral Density

  • Filter Factor

    6 Stop

  • Thread Size

    46mm

  • UPC Code

    641489963150

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Models
Breakthrough Photography 46mm 6-Stop X4 Neutral Density Filter
$149.00

Special Order

Generally ships in 7-14 days, subject to availability

Breakthrough Photography 46mm X4 Circular Polarizer Filter
$129.00

Temporarily On Backorder

Although this item is temporarily on Backorder, you can order it now and it will ship as soon as it arrives. Your card will only be charged once item is shipped.

Breakthrough Photography 46mm X4 UV Filter
$69.00

Special Order

Generally ships in 7-14 days, subject to availability

Material--Glass
Circular Filter Size46mm46mm46mm
CoatingMulti-CoatedMulti-CoatedMulti-Coated
Filter Type--UV (Ultra Violet)
Density1.8 (6 stop)--
Neutral Density TypeSolid ND--
Mount-StandardStandard
Polarizer Type-Circular-

About Breakthrough Photography X4 ND Filter

FEATURED REVIEWS

Best I've ever used!

By JIM F.

Best and most color neutral filters on the market. Easy to grip to install and remove too. The Schott glass of the X4s compliment the finest glass of our lenses with zero degradation

My most used filter. Creates amazing photos that pop!

By Rafael G.

Fantastic ND filter, works great. I've been using it for daytime photos in harsh light, as well as for sunsets and waterfalls. Really works well, and is resistant to smudges. A fantastic tool for the working photographer and hobbyist

For professional landscape photographers seeking the pinnacle of optical precision, the 46mm 6-Stop X4 Neutral Density (ND) Filter represents the zenith of color fidelity and durability. Developed through groundbreaking research and innovative manufacturing techniques, this ND filter boasts an unparalleled color neutrality, ensuring that your captured images reflect true-to-life hues without the unwanted color casts that often plague lesser quality filters.

At the heart of the X4 ND's superior performance is the SCHOTT Superwhite B270 optical glass. This ultra-clear crown glass is crafted through a meticulous continuous draw process, using high-purity raw materials to achieve exceptional transmission across the ultraviolet, visible, and infrared spectrums. The result is a filter with a pristine surface quality that is perfectly primed to receive our advanced MRC and nanotec coatings.

Our MRC16 coating is a testament to our commitment to excellence. Applied to both surfaces of the glass, this multi-resistant coating significantly diminishes reflections and augments surface durability, surpassing the hardness of the glass itself. By minimizing lost light due to reflections, the MRC16 coating enhances image efficiency, contrast, and color, delivering a noticeable improvement in image quality.

Durability is a cornerstone of the X4 ND filter design. Engineered to be a reliable companion for fieldwork, it is resilient against the most challenging environmental conditions, including extreme wind, saltwater, dust, and other abrasive elements. The nanotec Nano Coatings Technology further fortifies the filter by repelling water and resisting smearing, ensuring that your photography is never compromised by the elements.

Our 25 Year Ironclad Guarantee underscores our confidence in the X4 ND filter. We provide comprehensive US-based support through phone, email, and live chat, ensuring that you have the assistance you need for a quarter of a century.

The quest for the world's most color-neutral ND filter culminated in a radical departure from conventional oven-based manufacturing. Our alternative method has produced a filter with the flattest transmission curve, as verified by spectrometer testing. Unlike traditional ND filters, which often exhibit a pronounced infrared transmission starting at 700nm, the X4 ND maintains a consistent and controlled transmission throughout the visible spectrum and into the infrared range.

Innovation extends to the physical design of the X4 ND filter. The high-quality brass frame, CNC machined with our signature traction frame, offers unparalleled ease of attachment and removal, even in challenging weather conditions. The traction design ensures a secure grip, allowing for quick and effortless filter changes.

In summary, the 46mm 6-Stop X4 Neutral Density Filter is not just a tool but a testament to the relentless pursuit of optical perfection. It is designed to empower photographers to capture the world with absolute color accuracy and to withstand the rigors of professional use, guaranteed to deliver peak performance for 25 years.

Breakthrough Photography X4 ND Filter Features

  • High-performance 46mm 6-Stop X4 Neutral Density Filter for professional landscape photography
  • Features SCHOTT Superwhite B270 optical glass for superior transmission across all light spectrums
  • Enhanced with MRC16 coating to reduce reflections and increase image contrast and color
  • Incorporates nanotec Nano Coatings Technology for superior resistance against water and smearing
  • Built to withstand extreme environmental conditions, perfect for rigorous fieldwork
  • Backed by a 25 Year Ironclad Guarantee with comprehensive US-based support

Warranty Information

This product has a limited warranty of 300 months.

Key Features

  • Capture stunning long exposures with this 46mm, 6-Stop Neutral Density filter.
  • Achieve cinematic depth of field in bright light using this ND filter photography.
  • X4 ND filter reduces light by 6 stops, perfect for landscape photography shots.
  • Multi-coated ND filter ensures sharp images & true colors; scratch resistance.
  • Durable Breakthrough Photography ND filter with 25-year warranty; quality assured.
  • Control motion blur in your photos; this neutral density filter is a must-have!

What's in the box:

  • Breakthrough Photography 46mm 6-Stop X4 Neutral Density Filter
  • Breakthrough Photography 25 Year Limited Warranty