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A 49mm round yellow glass camera filter with multi-coated surfaces

HOYA Filter

HOYA Filter 49mm Yellow K2 Multi Coated Glass Filter #A-49K2-GB camera filter

SKU CH-G86H-7TQKN

A 49 mm yellow K2 filter adds mild contrast and natural tones to black-and-white daylight shots while multi-coating cuts flare

  • Natural tonal range in black-and-white images
  • Mild contrast boost for daylight exposures
  • Absorbs UV, violet and blue light
  • Multi-coated glass reduces flare
  • Warms flash portraits for natural skin tones

Gentle Contrast Filter

The 49mm Yellow K2 Multi Coated Glass Filter adds mild contrast to all daylight exposures while delivering the most natural tonal effect for black and white photography. It absorbs ultra-violet, violet and blue light to subtly boost contrast in skies, foliage and architecture. The multi-coated surface provides maximum flare protection and safeguards the front element of the lens.

Replacing No Filter

This filter upgrades from shooting without filtration by introducing controlled contrast that renders clouds and textures with greater separation in monochrome work. The jump is worth it when straight captures appear flat or when flash portraits suffer from excess coolness that the amber tint naturally offsets. It is not for photographers who need stronger contrast grades such as orange or red filters for dramatic sky darkening.

Consistent Outdoor Performance

Under sustained daylight shooting the filter maintains its neutral colour balance and flare resistance across long sessions without shifting tone. The hardened multi-coated glass resists cleaning marks and environmental dust better than uncoated alternatives. It is not suited for indoor tungsten scenes where the yellow density would over-warm the image.

Highlights

  • Natural tonal range in black-and-white images
  • Mild contrast boost for daylight exposures
  • Absorbs UV, violet and blue light
  • Multi-coated glass reduces flare
  • Warms flash portraits for natural skin tones

Specifications

No published specifications for this item yet.

Questions about this item

What thread size does the 49mm Yellow K2 filter need to fit my lens?

The filter has a 49mm thread, so it screws directly onto any lens with a matching 49mm front thread.

How do I install the multi-coated glass filter and what step is often missed?

Screw it on clockwise until snug; the step many miss is cleaning both the filter and lens threads first to avoid cross-threading or trapped dust.

When will the multi-coated glass filter need replacement or maintenance?

The glass and coatings are permanent; only occasional cleaning with a microfibre cloth and lens fluid is needed unless the filter is scratched or damaged.

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