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NiSi Swift Black Mist 82mm 1/8 Diffusion Filter — main product image
NiSi

NiSi Swift Black Mist 82mm 1/8 Diffusion Filter

★★★★★4.5 (17 reviews)

Add a whisper of cinematic glow to portraits and landscapes — the NiSi Swift 1/8 Black Mist snaps on in seconds for a look that takes hours to recreate in post.

$149.00*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The NiSi Swift Black Mist 1/8 is for the portrait and cinematic shooter who wants the glow without the glare — a filter that whispers rather than shouts. At 1/8 density, it introduces the slightest bloom around specular highlights, lifts shadow edges with a subtle halation, and softens skin tones in a way that feels like thoughtful lighting rather than post-processing. On location, it reads as an organic quality to the image — the kind of thing viewers feel before they can identify. It's equally at home on a mirrorless body shooting editorial portraits as it is on a cinema lens recording golden-hour B-roll.

Built from premium optical glass with NiSi's nano coating, the filter resists water and dust in the field without requiring careful handling every time you pull it from the bag. The Swift threadless friction mount is the engineering highlight — a press-on mechanism that locks securely without magnets or threads, enabling filter swaps in a single motion during fast-moving sessions. That said, the system dependency is real: this filter is only usable within the NiSi Swift ecosystem. If you're already running a Swift Variable ND, it's a seamless addition. If you're not, budget for the base before this makes it into your kit.

Key Features

COMPATIBILITY: Designed exclusively for the NiSi SWIFT system, this 1/8 density black mist filter requires either the 82mm NiSi SWIFT Variable ND or a Swift Filter Adapter with a 82mm size Swift mount (each sold separately). One of these bases is essential, as the camera lens filter cannot attach directly to a camera lens. This ensures a secure and stable connection, making it a vital addition to your videography and photography accessories for seamless integration with the NiSi SWIFT system.

SWIFT MOUNTING: This camera lens filter features a threadless friction mount that delivers a strong, secure hold without relying on magnets. The press-on design allows for quick and easy attachment or removal, making it perfect for fast-paced shoots. Effortlessly swap between compatible NiSi SWIFT camera filters while maintaining stability and reliability. This black mist filter is an essential part of your photography accessories, designed for seamless and efficient filter changes on the go.

REDUCE HARSH SHADOWS: The black mist filter gently diffuses harsh highlights and shadows, creating a soft, natural glow perfect for portraits, landscapes, and videos. Acting as a light diffuser and pro mist filter, it balances light without sacrificing image clarity. This diffusion filter is ideal for photographers and videographers seeking to enhance their visuals with a subtle cinematic look, reducing lens flare while smoothing skin tones—an essential addition to any photography accessories.

ADD A CINEMATIC GLOW: Achieve professional-level visuals with this Nisi Swift 1/8 black pro mist filter that adds a dreamy, cinematic glow to your shots. This light diffuser filter reduces contrast, blooms highlights, and softens blemishes without compromising image clarity. Perfect for both photography and videography, this diffusion filter helps create ethereal portraits and captivating landscapes, transforming ordinary images into cinematic masterpieces.

LONG-LASTING PROTECTION: Crafted from premium optical glass, this camera lens filter is built to withstand tough shooting environments. Featuring a high-quality nano coating, it’s waterproof, scratch-resistant, and anti-reflective. Water and dust roll right off, making it easy to clean and maintain. This durable diffusion filter ensures your photography accessories remain in top condition, providing reliable performance in any weather and delivering consistently sharp, glare-free images.

Specifications

Filter Type
Black Mist Diffusion Filter
Density
1/8
Size
82mm
Compatibility System
NiSi SWIFT system
Mounting Type
Threadless friction mount
Material
Premium optical glass
Coating
High-quality nano coating
Coating Properties
Waterproof, scratch-resistant, anti-reflective

Pros & Cons

👍 Pros

  • The 1/8 grade delivers a genuinely subtle diffusion that lifts portrait skin tones and blooms specular highlights without the effect reading as a filter artifact in the final image.
  • The Swift threadless press-on mount allows filter changes mid-session in seconds — critical during fast-paced event, wedding, or run-and-gun video work.
  • Premium optical glass and nano coating maintain the underlying lens sharpness and color accuracy while adding the diffusion effect.
  • The waterproof, scratch-resistant surface holds up to outdoor and studio use without requiring precious glass handling every time you clean it.
  • Works within the broader NiSi Swift ecosystem, so it stacks with variable NDs and other Swift filters without adding significant thickness or vignetting on full-frame at wide focal lengths.

👎 Cons

  • The filter cannot be used standalone — it requires a Swift system base (Variable ND or adapter), meaning an additional purchase before this filter is usable at all.
  • At 82mm, the system is optimized for larger professional lenses; photographers shooting with smaller native filter thread sizes need a step-up ring and Swift adapter, adding stack height.
  • Like all diffusion filters, the effect is baked into the optical output — if you want the clean version of a shot, you need to remove the filter entirely rather than dialing it down.
  • The Swift system is a proprietary ecosystem, which creates brand dependency if you want to expand your filter collection.

Frequently Asked Questions

No — this filter is designed exclusively for the NiSi Swift system and requires either an 82mm NiSi Swift Variable ND or a Swift Filter Adapter with an 82mm Swift mount as the base. It cannot thread directly onto a lens.
The 1/8 grade is the most subtle entry in the Black Mist line — it adds a gentle glow to highlights and slightly softens shadow transitions without visibly degrading resolution or making the effect obvious. It's the grade most photographers reach for when they want the look to feel natural rather than stylized.
The Swift system's threadless friction press-on mount is designed for exactly this — you can attach or detach the filter in one motion without rotating, which means swapping between your Black Mist and a polarizer or ND takes a few seconds rather than the 20–30 seconds of threading.
Yes — the waterproof nano coating causes water and dust to bead off the glass rather than smearing, which is practically significant when shooting outdoors in light rain or dusty environments. Cleaning in the field is a quick wipe rather than a careful multi-step process.
At 1/8 density the effect is mild enough that autofocus systems are not meaningfully impacted in normal shooting conditions. The filter reduces contrast very subtly — you may notice slightly slower contrast-detect AF in very low light, but phase-detect systems on modern mirrorless bodies will not register a difference.

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