NiSi

NiSi N-682988 77mm UV HUC Filter UHD Protection Ultra-Slim

4.7 (332 reviews)
UHD

Ultra-slim 77mm UV filter with 18-layer nano coating and 99.3% light transmittance for crystal-clear lens protection.

$28.99*
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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 N-682988 77mm UV HUC filter is built around Water White Glass, a higher-purity optical material that delivers 99.3% light transmittance and a truly neutral color profile. This means the filter can remain on your lens permanently as a protective barrier without introducing color shifts, softness, or flare that plague lower-quality UV filters. The double-sided, high-precision polishing ensures the glass surfaces are optically flat, preserving the resolving power of modern high-megapixel sensors from cameras by Canon, Nikon, Sony, and other manufacturers using the 77mm thread standard.

What sets the HUC (Ultra Hard Coating) apart from standard UV filters is its 18-layer nano coating stack. These coatings serve multiple functions simultaneously: they reduce surface reflections to maintain contrast, create a hydrophobic surface that causes water to bead and roll off, resist oil and fingerprint smudges, and provide meaningful scratch resistance for everyday handling. The 3.5mm ultra-slim aluminum frame features knurled edges for secure grip during installation and removal, while keeping the overall profile low enough to avoid vignetting on wide-angle lenses. For photographers who treat UV filters as permanent lens protection, the NiSi HUC offers a set-and-forget solution that genuinely stays out of the way of image quality.

Key Features

77MM LENS COMPATIBILITY: This NiSi UHC UV Protection Filter is precisely engineered to fit camera lenses with a 77mm filter thread diameter. The ultra-slim design prevents vignetting, making it ideal for wide-angle lenses. Compatible with major camera brands including Canon, Nikon, Sony, and other professional lenses requiring 77mm filters. Simply screw onto your lens thread for immediate protection and enhanced image quality with no additional adapters required.

SUPERIOR UV FILTRATION: chieve optimal image clarity with the 77mm UV filter featuring 99.3% transmittance. Designed for UV camera lenses, this UV lens filter effectively reduces glare, safeguarding your lens from harmful UV rays. The multi-layered nano coating ensures waterproof, oil-proof, and easy-to-clean properties, making maintenance effortless. Elevate your photography and keep your lens protected with this advanced 77mm UV filter. Ideal for clear, crisp shots in various conditions.

UV FILTER & PROTECTION: This 77mm UV lens filter features 18 layers of coating technology that enhances clarity while protecting your UV camera lens from scratches and moisture. The protective shield defends your UV filter against drops, dust, fingerprints, dirt, sand, and seawater spray. Minimize glare and reflections for sharp, vibrant photos while preserving your gear's quality and extending its lifespan.

HIGH-QUALITY UV PROTECTION: Enjoy superior clarity and light transmittance with Water White Glass that surpasses standard glass. Offering a neutral color, this lens is designed for optimal performance. The 77mm UV filter reduces harmful UV rays, protecting your lens while maintaining high-quality imagery. Ideal for photographers and videographers using UV camera lenses and UV lens filters, it enhances your camera’s performance for clear, sharp images with reliable protection.

HIGH DEFINITION CLARITY: Experience enhanced image quality with UHD Technology. The 77mm UV filter ensures crystal-clear visuals, even with high-megapixel sensors. This double-sided, high-precision polished UV lens filter maintains sharpness and reduces unwanted UV light interference, providing superior clarity for your shots. Designed to fit most 77mm UV camera lens models, this filter optimizes color accuracy and image definition, making it ideal for professional photographers.

Specifications

Brand
NiSi
Model
N-682988
Filter Thread Size
77mm
Filter Type
UV Protection
Glass Type
Water White Glass
Coatings
18 Multi-Layer Nano Coatings
Coating Type
Ultra Hard Nano Coating (HUC)
Light Transmittance
99.3%
Frame Material
Aluminum
Frame Thickness
3.5mm (Ultra Slim)
Frame Feature
Knurled Edge
Properties
Hydrophobic, Scratch Resistant, Oil-Proof

Pros & Cons

👍 Pros

  • The 99.3% light transmittance means virtually no loss in image brightness or sharpness compared to shooting without a filter.
  • Eighteen multi-layer coatings provide effective scratch resistance, hydrophobic properties, and oil repellency in a single filter.
  • The 3.5mm ultra-slim aluminum frame with knurled edges makes it easy to grip and minimizes vignetting on wide-angle lenses.
  • Water White Glass delivers higher purity and more neutral color rendition than standard optical glass filters.
  • Double-sided high-precision polishing maintains sharpness even on high-megapixel camera sensors.

👎 Cons

  • At 77mm, this is a single-size filter and cannot be adapted to lenses with different thread diameters without step-up rings.
  • The slim frame design can make the filter slightly more difficult to remove when tightly screwed onto a lens.
  • Premium nano coatings increase the price compared to basic UV protection filters.
  • The slim profile means there is no front filter thread for stacking additional filters easily.

Frequently Asked Questions

The ultra-slim 3.5mm aluminum frame is specifically designed to minimize vignetting, making it suitable for use with wide-angle lenses at 77mm thread size.
The ultra hard nano coating is hydrophobic, oil-proof, and scratch-resistant, so water beads off, fingerprints wipe away easily, and the glass surface stays cleaner with less effort than uncoated filters.
No. The Water White Glass used in this filter has higher purity than standard optical glass, delivering a neutral color profile with 99.3% transmittance so images remain true to life.
While the slim frame helps reduce stacking issues, adding multiple filters increases the risk of vignetting on wider focal lengths. For single-filter use, the slim profile is ideal.
Yes. The 3.5mm slim frame sits low enough that standard lens caps and bayonet-style hoods attach normally without interference.