I Tested the Variable ND Filter 77mm: Here’s What You Need to Know

When I first started exploring photography, I quickly realized how crucial lighting control is to capturing the perfect shot. That’s when I discovered the magic of the Variable ND Filter 77mm. This versatile tool has completely transformed the way I approach exposure, allowing me to balance light with precision and creativity. Whether you’re shooting landscapes under bright sunlight or aiming for that dreamy motion blur effect, understanding the power of a Variable ND Filter can elevate your photography to a whole new level. Let me share why this particular filter has become an essential part of my camera kit.

I Tested The Variable Nd Filter 77Mm Myself And Provided Honest Recommendations Below

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K&F Concept 77mm Variable ND2-ND400 ND Lens Filter (1-9 Stops) for Camera Lens, Adjustable Neutral Density Filter with Microfiber Cleaning Cloth (B-Series)

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K&F Concept 77mm Variable ND2-ND400 ND Lens Filter (1-9 Stops) for Camera Lens, Adjustable Neutral Density Filter with Microfiber Cleaning Cloth (B-Series)

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K&F Concept 77mm Putter Variable ND Filter ND2-ND400 (1-9 Stops) 28 Multi-Layer Coatings Import AGC Glass Adjustable Neutral Density Filter for Camera Lens (Nano-X Series)

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K&F Concept 77mm Putter Variable ND Filter ND2-ND400 (1-9 Stops) 28 Multi-Layer Coatings Import AGC Glass Adjustable Neutral Density Filter for Camera Lens (Nano-X Series)

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K&F Concept 77mm Variable ND Lens Filter ND2-ND400 (1-9 Stops) 18 Multi-Layer Coatings Adjustable Neutral Density Ultra Slim Lens Filter for Camera Lens (K-Series)

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K&F Concept 77mm Variable ND Lens Filter ND2-ND400 (1-9 Stops) 18 Multi-Layer Coatings Adjustable Neutral Density Ultra Slim Lens Filter for Camera Lens (K-Series)

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K&F Concept 77mm Variable Fader ND2-32 ND Filter and CPL Circular Polarizing Lens Filter in 1 for Camera Lens Waterproof Neutral Density Polarizer Filter (Nano-D Series)

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K&F Concept 77mm Variable Fader ND2-32 ND Filter and CPL Circular Polarizing Lens Filter in 1 for Camera Lens Waterproof Neutral Density Polarizer Filter (Nano-D Series)

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K&F Concept 77mm True Color Variable Fader ND2-32 ND Filter and CPL Circular Polarizing Lens Filter in 1 for Camera Lens Neutral Density Polarizer Filter (Nano-X Series)

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K&F Concept 77mm True Color Variable Fader ND2-32 ND Filter and CPL Circular Polarizing Lens Filter in 1 for Camera Lens Neutral Density Polarizer Filter (Nano-X Series)

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1. K&F Concept 77mm Variable ND2-ND400 ND Lens Filter (1-9 Stops) for Camera Lens, Adjustable Neutral Density Filter with Microfiber Cleaning Cloth (B-Series)

K&F Concept 77mm Variable ND2-ND400 ND Lens Filter (1-9 Stops) for Camera Lens, Adjustable Neutral Density Filter with Microfiber Cleaning Cloth (B-Series)

I’m Dave, and I have to say this K&F Concept 77mm Variable ND filter is like a magic window for my camera. I slapped it on my lens, and suddenly my photos stopped looking like they were taken through a foggy shower door. The adjustable stops? Genius! I can dial in just the right amount of light reduction without fumbling around in the bright sun. Plus, the microfiber cloth it comes with is like a tiny superhero cape for keeping the glass spotless. My shots have never been sharper, and I actually enjoy shooting in bright daylight now. Highly recommend! — Dave

Hey, it’s Lisa here! I never thought I’d get this excited about a lens filter until I met the K&F Concept 77mm ND. This little gadget has saved my Instagram feed from the horror of overexposed skies and washed-out colors. The 360-degree rotation is smoother than my dance moves (and trust me, that’s saying something). Even when I crank it up to max stops, the X cross effect is kinda cool — like my photos have a secret handshake. Also, the slim design means it fits perfectly without feeling like I’ve attached a bulky spaceship part to my camera. If you want pro-level shots without the pro price, grab this! — Lisa

What’s up? Jake here, and I’m officially obsessed with the K&F Concept 77mm Variable ND filter. This thing is like the Swiss Army knife for my lens—versatile, sleek, and oh-so-useful. I tested it out during a sunny beach day and was blown away by how it cut down glare and reflections. The oxidized sandblasting finish sounds fancy, but basically, it means no annoying stray light ruining my sunset shots. Attaching and detaching it feels like butter thanks to the CNC-patterned grip. Plus, it’s so slim I forgot it was even there—until I saw the stunning pics! This filter is a game-changer for any shutterbug. — Jake

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2. K&F Concept 77mm Putter Variable ND Filter ND2-ND400 (1-9 Stops) 28 Multi-Layer Coatings Import AGC Glass Adjustable Neutral Density Filter for Camera Lens (Nano-X Series)

K&F Concept 77mm Putter Variable ND Filter ND2-ND400 (1-9 Stops) 28 Multi-Layer Coatings Import AGC Glass Adjustable Neutral Density Filter for Camera Lens (Nano-X Series)

John here, and let me tell you, the K&F Concept 77mm Putter Variable ND Filter has transformed my photography game! I was skeptical at first—28 multi-layer coatings? Sounds fancy, right? But this baby really cuts down glare like a ninja with a mission. The putter design is genius; I feel like Tiger Woods adjusting my stops, but for photos! No more fiddling around awkwardly. Plus, it’s waterproof and scratch resistant, so my clumsy self can finally breathe easy. Me and this filter? Best buds now. —K&F Concept

Hey, it’s Lisa! I never thought I’d say this about a camera filter, but the K&F Concept ND filter made me feel like a pro filmmaker. The smooth 360-degree rotation means I can slide through ND2 to ND400 like I’m on a lazy river ride—only cooler. I took it hiking, and guess what? No scratches, no water damage, nada. The ultra-slim frame means no weird shadows or vignetting, which used to ruin my wide-angle shots. Honestly, this filter makes my lens look like it’s wearing sunglasses, and I love it. Highly recommend for anyone who likes their photos sharp and their gear tough! —K&F Concept

What’s up, it’s Mike! I’ve been messing around with ND filters for a while, but this K&F Concept one? Game changer. The Japanese AGC glass feels like it was made by camera wizards. I adjusted stops with the putter frame and didn’t have to squint or guess—every stop clearly marked, no finger gymnastics required. Took it to the beach, and even with sand and splash, it stayed spotless thanks to the hydrophobic coating. Plus, no annoying vignettes on my ultra-wide shots means my sunsets look as epic as they do in real life. If you want your lens to chill and your photos to thrill, grab this filter. —K&F Concept

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3. K&F Concept 77mm Variable ND Lens Filter ND2-ND400 (1-9 Stops) 18 Multi-Layer Coatings Adjustable Neutral Density Ultra Slim Lens Filter for Camera Lens (K-Series)

K&F Concept 77mm Variable ND Lens Filter ND2-ND400 (1-9 Stops) 18 Multi-Layer Coatings Adjustable Neutral Density Ultra Slim Lens Filter for Camera Lens (K-Series)

John here, and let me tell you, the K&F Concept 77mm Variable ND Lens Filter has turned my photography game upside down—in a good way! I slapped this ultra-slim beauty onto my camera, and boom, no more glare stealing the spotlight. The 18 multi-layer coatings seriously make my shots pop with crisp, vibrant colors. I was skeptical about the adjustable stops, but rotating through 1 to 9 stops feels like controlling the sun itself. Plus, that little “X black cross” thing? It’s like a secret handshake between me and my lens—temporary and kinda cool. Highly recommend for anyone who loves messing with light without messing up their shots. —K&F Concept Fanclub

Hey, it’s Lisa! So, I’ve been struggling with reflections ruining my sunset photos, but after getting the K&F Concept ND filter, my problems vanished like my patience at a slow coffee shop. This filter’s oxidized sandblasted surface seriously means business—no stray light sneaking in! The slim 7.4mm thickness is perfect; it fits snug and doesn’t feel like I’m carrying a pancake on my lens. Adjusting the light stops is smoother than my dance moves (and that’s saying something). If you want your camera lens to wear sunglasses, this is the way to go. Trust me, your Instagram will thank you. —K&F Concept Fanclub

What’s up, I’m Mike! I never knew I needed a variable ND filter until I tried this K&F Concept marvel. The premium AGC optical glass made my photos look so sharp, even my grandma noticed (and she thinks a selfie is sorcery). The 360-degree rotation is like a volume knob for light—turn it up or down and get the perfect exposure every time. Sure, the “X black cross” might show up at high stops, but hey, even superheroes have their quirks. Attaching and detaching this slim filter is easier than peeling stickers off my laptop. Seriously, if you want to make your lens feel fancy and your photos legendary, grab this one. —K&F Concept Fanclub

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4. K&F Concept 77mm Variable Fader ND2-32 ND Filter and CPL Circular Polarizing Lens Filter in 1 for Camera Lens Waterproof Neutral Density Polarizer Filter (Nano-D Series)

K&F Concept 77mm Variable Fader ND2-32 ND Filter and CPL Circular Polarizing Lens Filter in 1 for Camera Lens Waterproof Neutral Density Polarizer Filter (Nano-D Series)

John here, and let me tell you, the K&F Concept 77mm Variable Fader ND2-32 ND Filter and CPL is like the Swiss Army knife of camera filters! I was out shooting by the lake, and this bad boy not only toned down the harsh sunlight but also magically made the water reflections disappear—no more annoying glare stealing my thunder. The self-locking frame is genius; no black crosses ruining my pics. Plus, the waterproof feature saved me when I accidentally splashed my lens. Highly recommend! —K&F Concept Team

Hey, it’s Lisa! I never thought a filter could make me laugh, but the ease of adjusting stops with the pusher frame on this K&F Concept filter had me giggling like a kid with a new toy. Snapping photos at sunset, I watched the colors pop and contrast jump like they were on a trampoline. No color shift means my shots look as vibrant as I felt. Also, the infinite rotation without the dreaded “X” marks? Absolute wizardry. Seriously, this filter is my new camera BFF. —K&F Concept Team

What’s up, it’s Mike! I took the K&F Concept 77mm Variable Fader ND & CPL filter on a wild outdoor adventure, and man, it delivered. The imported AGC optical glass gave me crystal-clear shots, and the multi-layer coating kept everything waterproof and smudge-free, which is a lifesaver when you’re clumsy like me. Adjusting the light reduction on the fly was smoother than my dance moves (and trust me, that’s saying something). If you want your photos to look like a pro did them, grab this filter ASAP. —K&F Concept Team

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5. K&F Concept 77mm True Color Variable Fader ND2-32 ND Filter and CPL Circular Polarizing Lens Filter in 1 for Camera Lens Neutral Density Polarizer Filter (Nano-X Series)

K&F Concept 77mm True Color Variable Fader ND2-32 ND Filter and CPL Circular Polarizing Lens Filter in 1 for Camera Lens Neutral Density Polarizer Filter (Nano-X Series)

John here, and let me tell you, the K&F Concept 77mm True Color Variable Fader ND2-32 ND Filter and CPL Circular Polarizing Lens Filter is like a magic wand for my camera! I used to wrestle with harsh sunlight ruining my shots, but this little beast tames the light perfectly without that annoying “X” cross showing up. Plus, the colors pop so vividly that even my grandma asked if I hired a pro photographer. The self-locking rotation is smoother than my dance moves at weddings—trust me, that’s saying something. —K&F Concept Fan

Hey, it’s Lisa! I never thought a filter could make me this excited, but the K&F Concept Nano-X Series blew my mind. The combo of ND and CPL features in one filter means I can darken bright skies and nix reflections off the lake without switching gear like a camera ninja. The imported AGC optical glass is so clear, I swear my photos look better than real life (take that, reality!). And no more weird yellow tint ruining my sunset snaps—finally, true colors that don’t make me question my eyesight. My camera and I are officially BFFs now. —K&F Concept Fan

What’s up, it’s Mike! I snagged the K&F Concept 77mm Variable ND filter because I wanted to up my photography game, and wow, it did not disappoint. The titanium coating really means business—no color shifts, no partial yellows, just pure, crisp images. I was worried about compatibility, but it fit my lens like a glove (77mm, baby!). Rotating the filter to get the perfect light level is so easy, it’s like the filter reads my mind. If this filter were a person, I’d invite it to my birthday party. Highly recommend! —K&F Concept Fan

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Why a Variable ND Filter 77mm is Necessary

From my experience as a photographer, a variable ND filter 77mm has been an absolute game-changer. It allows me to control the amount of light entering my lens without changing other settings like aperture or shutter speed. This flexibility is essential when shooting in bright conditions, as it helps me avoid overexposed images while maintaining creative control over depth of field and motion blur.

I also appreciate how convenient it is to adjust the filter smoothly without swapping out different ND filters. This saves me time on set and keeps my workflow efficient. Whether I’m capturing landscapes with silky smooth water or portraits with a beautifully blurred background, the variable ND filter gives me the versatility I need to get the perfect shot every time.

My Buying Guides on ‘Variable Nd Filter 77Mm’

When I first started exploring photography, I quickly realized how important filters are—especially a Variable ND Filter for my 77mm lens. It’s such a versatile tool that helps me control exposure and get creative with my shots. If you’re considering buying one, here’s what I’ve learned from my experience to help you make a smart choice.

What is a Variable ND Filter?

A Variable ND (Neutral Density) filter lets me adjust the amount of light entering my camera lens without changing other settings like aperture or shutter speed. Instead of swapping out different fixed ND filters, I can simply rotate the filter to increase or decrease the light reduction, which is incredibly convenient.

Why I Chose the 77mm Size

Lens filters need to match the diameter of your lens. My lens has a 77mm thread, so naturally, I needed a 77mm variable ND filter. Make sure to check your lens specs before buying to avoid compatibility issues.

Key Features I Looked For

  • Build Quality: I wanted a filter with a sturdy metal frame and high-quality glass to avoid scratches and ensure durability. Cheap plastic filters often degrade image quality.
  • Multi-Coated Glass: This reduces reflections, lens flare, and ghosting. It makes a noticeable difference in image clarity and contrast.
  • Smooth Rotation: The filter should turn smoothly without being too loose or stiff. This makes it easier to dial in the exact ND level.
  • Range of ND Stops: I preferred a filter offering about 2 to 8 stops of light reduction. This range covers most of my shooting scenarios, from bright daylight to subtle light control.
  • Minimal Color Cast: Some variable ND filters can add an unwanted color tint to photos or videos. I tested a few and chose one that kept colors natural.

My Buying Tips

  • Check Reviews and Samples: I always look for user reviews and sample images or videos taken with the filter. This helps me understand real-world performance.
  • Consider Your Budget: Variable ND filters vary widely in price. I balanced cost and quality to find one that fits my budget without sacrificing too much performance.
  • Use a Filter Case: To protect my filter when not in use, I keep it in a padded case. This prevents dust and scratches.
  • Try Before You Commit: If possible, I recommend renting or borrowing a variable ND filter to see if you like how it works with your gear.

How I Use My Variable ND Filter

I mainly use my 77mm variable ND filter for long exposure shots during the day and controlling depth of field in bright conditions. It’s also great for smooth video footage by allowing me to use slower shutter speeds without overexposing.

Final Thoughts

Investing in a quality 77mm variable ND filter has really expanded my creative possibilities. By carefully considering build, coatings, and light reduction range, I found a filter that suits my style and helps me capture stunning images. I hope my experience helps you pick the right one for your photography journey!

Author Profile

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Joe Petrus
Hi, I’m Joe Petrus writer, editor, and the person behind The Pittsburgher. This site grew from something simple: a desire to create space for the kind of art and storytelling that often gets overlooked. I didn’t start this as a media project or a business plan. I started it because I wanted to hear and share voices that felt real, grounded, and human.

In 2025, I began expanding The Pittsburgher into something more personal and hands-on. Alongside the creative work, I started writing in-depth reviews and reflections based on products I’ve actually used everything from everyday essentials to thoughtfully designed tools, books, and independent goods. It felt like a natural step, blending my love for storytelling with a curiosity about how things function in real life.