Hoya

Hoya DFK43 43mm Digital Filter Kit

Three essential filters in one 43mm kit — shoot cleaner skies, richer water, and long exposures without carrying a bag full of individual glass.

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Overview

A filter kit is one of the more practical first gear purchases for a photographer who has settled on a lens and wants to extend creative range without a major investment. The Hoya DFK43 bundles the three filters most working photographers actually use: a UV protector that stays on the lens permanently to guard the front element, a circular polarizer for outdoor work where reflections and sky saturation matter, and a 3-stop ND filter for situations where the available light is simply too bright for your creative intent. For lenses with a 43mm front thread — common on Leica M-mount lenses, certain Voigtlander glass, and specific Fujifilm and Olympus primes — this is a complete foundation kit in a single package.

Hoya's HMC (Hoya Multi-Coating) on the UV filter applies multiple anti-reflection layers to each glass surface, which is meaningfully better than using an uncoated or single-coated filter that can introduce color cast or reduce contrast. The circular polarizer works by blocking light waves oscillating in a specific plane, which is the mechanism behind cutting reflections off water and glass and darkening sky gradients — effects that are physically impossible to replicate in Lightroom or Photoshop after the fact. The NDx8 is the most versatile creative tool in the kit: 3 stops of light reduction opens the aperture in daylight for subject isolation or lengthens shutter speeds for intentional motion blur on running water. The included filter pouch keeps the three pieces organized. At 43mm this kit is purpose-built for a specific lens family — confirm your thread size and shoot freely.

Key Features

Includes 1 NEW Hoya HMC UV (C) Filter

Includes 1 NEW Hoya Circular Polarizing Filter

Includes 1 NEW Hoya NDx8 Filter

Includes filter pouch and catalog

Specifications

Brand
Hoya
Model
DFK43
Filter Thread Size
43mm
UV Filter
Hoya HMC UV (C) — Multi-Coated
Polarizer
Hoya Circular Polarizing Filter
Neutral Density
Hoya NDx8 (3-stop)
Accessories Included
Filter pouch, catalog

Frequently Asked Questions

The UV (C) HMC filter primarily serves as lens protection — UV filtering is largely handled by modern digital sensors. The HMC (Hoya Multi-Coating) reduces surface reflections and ghosting compared to uncoated filters, so you're not degrading optical quality by using it as a protective layer.
The circular polarizer is most useful outdoors — it cuts glare off water and windows, deepens blue skies against white clouds, and saturates foliage on overcast days. It's one of the few effects that cannot be replicated convincingly in post-processing, which makes it irreplaceable for landscape and travel work.
The NDx8 reduces light by 3 stops. On a bright day, that lets you open your aperture to f/2.8 instead of f/8, creating shallow depth of field you couldn't otherwise achieve in daylight. Or you can drop shutter speed for motion blur effects on waterfalls, crowds, or traffic.
Hoya HMC filters use multi-layer coatings specifically to minimize the color cast and reflections that plagued older single-coated filters. At 43mm on a small prime, quality glass matters more — HMC is Hoya's mid-tier coating quality, appropriate for APS-C and micro four-thirds systems at this price point.
Yes, all three filters are 43mm, designed to screw directly onto any lens with a 43mm front filter thread. Confirm your lens cap or filter size marking before ordering — 43mm is less common than 49mm or 52mm, so verify the measurement.