Tiffen

Tiffen 49WBPM1 49mm Warm Black Pro-Mist 1 Filter

4.7 (13 reviews)

A warming diffusion filter that softens highlights and eliminates cool color casts in a compact 49mm size.

$50.66*
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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 Tiffen 49mm Warm Black Pro-Mist 1 filter is a specialty diffusion filter that merges two of Tiffen's signature effects into one piece of glass. The Black Pro-Mist element softens highlights by creating a controlled halation — a gentle glow around bright areas — while leaving shadow detail largely intact. Layered on top of this is Tiffen's proprietary 812 warming filter, which shifts the color balance toward warmer tones, counteracting the blue cast that commonly occurs when shooting in open shade, on overcast days, or under mixed lighting. The result is an image with a softer, more organic quality and naturally warmer skin tones without requiring post-production color correction.

The "1" in the filter name denotes a mild diffusion strength, making it suitable for everyday shooting where a subtle effect is preferred. Stronger densities are available for more dramatic looks. Built with Tiffen's ColorCore technology, the filter is constructed by laminating the effect material between two layers of optical glass, which ensures even distribution of the effect across the entire image. At 49mm, this filter fits compact prime lenses commonly found on mirrorless systems, making it a practical choice for portrait, travel, and lifestyle shooters who want an organic, film-like quality directly in-camera.

Key Features

Offers the dramatic benefits of the Black Pro-Mist plus the Tiffen exclusive 812Filter.

Conveys a warm, romantic feeling.

Useful in outdoor open shade.

Eliminates blue cast for pleasing effect.

Specifications

Brand
Tiffen
Model
49WBPM1
Filter Type
Warm Black Pro-Mist
Density
1
Thread Size
49mm
Effect
Diffusion with Warming
Warming Component
Tiffen 812 Filter

Pros & Cons

👍 Pros

  • Combines diffusion and warming in a single filter, reducing the need to stack two separate filters
  • The 1-density strength provides a subtle effect that works well for portraits and everyday shooting without being heavy-handed
  • Effectively reduces the blue cast common in open shade and overcast conditions
  • Manufactured with Tiffen's ColorCore technology for consistent optical quality

👎 Cons

  • 49mm thread size only fits smaller lenses; users with larger lenses will need a different size or a step-up ring
  • The warming effect is baked into the filter and cannot be adjusted independently from the diffusion
  • Effect is permanent in-camera and cannot be removed in post-production the way a digital diffusion effect can
  • May reduce contrast too much in scenes that already have flat or low-contrast lighting

Frequently Asked Questions

It gently diffuses highlights and bright areas to create a soft, glowing effect while simultaneously adding a subtle warm tone to the entire image. The "1" density provides a mild effect that is noticeable but not overpowering.
The Warm Black Pro-Mist combines the halation and softening characteristics of the Black Pro-Mist with Tiffen's 812 warming filter, which corrects for blue color casts. A standard Black Pro-Mist provides diffusion without any color shift.
It fits lenses with a 49mm front filter thread.
Yes, the Warm Black Pro-Mist is widely used in both photography and videography. Many cinematographers use Pro-Mist filters to reduce the overly sharp, clinical look of modern digital sensors.