Freewell FW-LNUB-CPL Circular Polarizer (CPL) Filter for Insta360 Luna Ultra

Glare and reflections can ruin an otherwise perfect shot, especially when capturing action outdoors. The Freewell FW-LNUB-CPL Circular Polarizer Filter for the Insta360 Luna Ultra cuts through surface glare on water, glass, and foliage, letting you record crisp, vivid footage with deeper blues and richer colors. Built with German Schott optical glass and a rugged CNC aluminum frame, this filter is ready for any adventure.

Who is it for

Ideal for outdoor enthusiasts, travel videographers, and creators who use the Insta360 Luna Ultra to shoot landscapes, watersports, or urban scenes. If you want to eliminate unwanted reflections and boost color saturation straight out of camera, this CPL filter is your go-to accessory.

Main features

• Circular polarizer reduces glare and reflections from water, glass, and non-metallic surfaces
• Enhances color saturation and contrast, deepening blue skies and increasing water transparency
• German Schott optical glass delivers high-definition clarity with minimal distortion
• 16-layer multi-coating resists dust, scratches, oil, and moisture for long-lasting performance
• Lightweight CNC aluminum alloy frame ensures a secure, direct fit without adding bulk
• Color-neutral design preserves accurate tones while improving visual impact
• Included protective case keeps the filter safe when not in use

Specifications

• Filter Type: Circular Polarizer (CPL)
• Compatibility: Insta360 Luna Ultra
• Optical Material: German Schott Optical Glass
• Coatings: 16-Layer Multi-Coated
• Coating Properties: Dustproof, Scratch-resistant, Oilproof, Hydrophobic
• Frame Material: Lightweight CNC Aluminum Alloy
• Mounting Type: Direct Fit / Snap-on
• Primary Function: Reduces Glare and Reflections
• Secondary Function: Enhances Color Saturation and Contrast
• Effect on Sky: Deepens Blue Sky
• Effect on Water: Increases Transparency, Reduces Surface Glare
• Optical Clarity: High-Definition
• Color Neutrality: Yes
• Box Contents: 1x CPL Filter, 1x Protective Case

Tips

To maximize the polarizing effect, rotate the filter while looking through the camera until the glare is minimized. For the best results, keep the protective case on when not in use and clean the glass with a microfiber cloth to maintain its hydrophobic and oleophobic properties.