NiSi Filter AIR Protector 40.5mm

NiSi Filter AIR Protector 40.5mm – 99.8% Light Transmittance for Clear Lens Protection

The NiSi Air Protector 40.5mm gives photographers and filmmakers a transparent barrier that protects lenses without sacrificing image quality. It preserves your lens’s native optical performance while adding a dependable layer of defence against dust, moisture and fingerprints.

Designed to preserve image quality

The filter delivers 99.8% light transmittance, so it maintains near-perfect transparency and keeps the lens’s original rendering. In addition, it is engineered to support 8K image quality, ensuring the filter’s optical characteristics suit high-resolution sensors and deliver fine detail and contrast.

Advanced coatings for cleaner images

• Double-Sided Multi-Layer Nano Coating: Reduces internal reflections and improves contrast, keeping images clean and crisp even in complex lighting situations.
• Waterproof and Oil-Resistant Coating: Repels moisture, fingerprints, and smudges, which makes surface cleaning easier and helps preserve optical clarity over time.
• 24+24 Layer Coating Structure: Features a total of 48 layers of protective and anti-reflective coating for long-lasting clarity and consistent performance.

Optical quality and build

The AIR Protector uses premium ultra water-white optical glass that provides neutral color balance and outstanding light transmission. It mounts in an ultra-thin aluminum frame that is both lightweight and durable. The frame includes a knurled edge for easy installation and removal and is designed to avoid vignetting on wide-angle lenses.

Sizes and compatibility

The AIR Protector is available in sizes from 40.5mm to 105mm, covering a wide range of lenses from compact primes to professional telephotos. This range ensures compatibility with many common lens front diameters used in photography and filmmaking.

Technical specifications

Care and handling

The waterproof and oil-resistant coatings make routine cleaning straightforward by repelling moisture and fingerprints. The knurled frame edge simplifies mounting and removal so you can fit or remove the filter quickly during shoots.

FAQ

• Question: Will the AIR Protector affect my image clarity?
  Answer: The filter is designed to preserve your lens’s native performance. With 99.8% light transmittance and premium ultra water-white glass, it maintains transparency and supports high-resolution imaging.
• Question: Does it reduce reflections and flare?
  Answer: Yes. The double-sided multi-layer nano coating and the 24+24 layer coating structure reduce internal reflections and improve contrast to help keep images clean in challenging light.
• Question: Is the filter easy to clean in the field?
  Answer: The waterproof and oil-resistant coating repels moisture and fingerprints, making surface cleaning faster and helping maintain optical clarity with minimal effort.
• Question: Will this filter cause vignetting on wide-angle lenses?
  Answer: The ultra-thin aluminum frame is designed to minimize the risk of vignetting on wide-angle lenses, and the knurled edge aids quick, secure mounting and removal.
• Question: What filter sizes are available?
  Answer: The AIR Protector is available in sizes from 40.5mm up to 105mm, covering a broad range of lens front diameters.

The NiSi AIR Protector 40.5mm offers reliable physical protection while maintaining the optical qualities filmmakers and photographers require for high-resolution work.