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Hoya YHDUV052 52mm HD UV Hardened Multi-Coated Filter — main product image
Hoya YHDUV052 52mm HD UV Hardened Multi-Coated Filter
Hoya YHDUV052 52mm HD UV Hardened Multi-Coated Filter
Hoya YHDUV052 52mm HD UV Hardened Multi-Coated Filter
Hoya YHDUV052 52mm HD UV Hardened Multi-Coated Filter
Hoya YHDUV052 52mm HD UV Hardened Multi-Coated Filter
Hoya

Hoya YHDUV052 52mm HD UV Hardened Multi-Coated Filter

Keep UV haze out of your outdoor shots and your front element intact — the Hoya HD UV's hardened glass holds up where standard filters won't.

$38.52*
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*Price sourced from Amazon.com. Last updated:Aug 28, 2026.Price and availability are subject to change — details.

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Overview

The Hoya HD UV is built around a simple proposition: a UV filter should protect your lens without degrading the images you're working to make. The 99.35% light transmission spec reflects the effectiveness of Hoya's 8-layer waterproof multi-coating — each coating layer targets a specific wavelength range of reflection and absorption, and the cumulative result is a filter that's optically close to having nothing in front of your lens. For outdoor photographers — landscape, travel, environmental portrait — who want front element protection against coastal salt spray, desert dust, and mountain rain without compromising the sharpness they chose their glass for, the HD UV is a permanent fixture that justifies its presence on the lens every day it saves the front element from a scratch or chip.

The hardened glass construction distinguishes the HD UV from standard filter glass in a way you feel the first time you accidentally knock the filter against a rock or a doorframe. Standard optical glass filters crack cleanly; the HD UV's material flexes under impact and resists shattering, bringing a confidence to field use that's genuinely different from carrying a standard filter. The aluminum filter ring threads cleanly onto compatible lenses and maintains good contact with lens cap threads, so it doesn't introduce the loose-fit rattle that cheaper filters sometimes cause. At 52mm, it fits a wide range of standard zoom and prime lenses — including many kit lenses and nifty-fifties — making it one of the most versatile filter sizes in the lineup.

Key Features

Eliminates haze.

Serves as a lens protector.

Hardened optical glass.

4 times the breaking strength.

8 Layer Waterproof Multi-Coating.

Specifications

Filter Size
52mm
Glass Type
Hardened Optical Glass
Breaking Strength
4× standard optical filter glass
Coating
8-Layer Waterproof Multi-Coating
Light Transmission
99.35% (400–700nm)
Water Resistance
Waterproof
Filter Type
UV (Ultraviolet)

Frequently Asked Questions

With 99.35% light transmission and multi-coated hardened optical glass, the Hoya HD UV is engineered to add negligible optical degradation. In practice, you won't see a measurable difference in sharpness or micro-contrast compared to shooting without filtration — the multi-coating controls surface reflections that can introduce the flare and contrast loss associated with cheaper UV filters. On lenses sharper than the filter's optical quality threshold, some photographers shoot without any filter for maximum fidelity, but for the overwhelming majority of shooting situations the HD UV is optically transparent in effect.
Hoya rates the HD UV glass at four times the breaking strength of standard optical filter glass. In handling terms, this means the filter surface resists the light scratches and abrasions from lens cleaning cloths and accidental contact that gradually degrade standard filter coatings over months of use. It's not scratch-proof, but it is meaningfully more resilient — you'll get significantly longer useful life from the HD UV before cleaning-induced micro-scratches start affecting image quality.
The waterproof coating causes water, dust, and fingerprint oils to bead and release rather than bond to the surface, which makes field cleaning faster and requires fewer passes with a cleaning cloth — reducing the cumulative wear on the coating surface. Clean with a microfiber cloth or lens pen as you would any coated optical surface; avoid paper products or rough cloths regardless of the coating quality.
The 52mm thread size is the key compatibility spec — confirm your lens's front filter thread size (printed on the lens cap or barrel, often preceded by a ⌀ symbol) matches 52mm before ordering. On lenses shorter than approximately 18mm full-frame equivalent, even slim-ring UV filters can introduce vignetting in corners; the HD UV uses a standard-profile ring, so on wide-angle lenses at their shortest focal length you should check for corner falloff before committing it to regular use.
That's one of its primary design purposes. The waterproof multi-coating repels moisture and dust accumulation on the front surface, and the hardened glass is more resistant to the micro-abrasions that windblown grit causes on softer filter glass. It functions as a first line of defense for the front element in the field — the filter is far easier and cheaper to replace than a scratched front lens element.

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