KF K&F Concept 82mm Magnetic Circular Polarizer CPL Filter Kit with Adapter Ring and Lens Cap (3-in-1)

Landscape photographers working near water or under bright skies often struggle with glare and washed-out colors. This 82mm magnetic circular polarizer kit from K&F Concept solves that by cutting reflections and boosting saturation, all while offering a quick-swap magnetic system that lets you change filters or cap the lens in seconds. The set includes the CPL filter, a magnetic adapter ring, and a matching magnetic lens cap, so your lens is always protected and ready.

Key specifications

• Filter type: Circular Polarizer (CPL)
• Filter diameter: 82 mm
• Mounting system: Magnetic quick-swap with adapter ring
• Optical glass: Japanese AGC optical glass
• Coatings: 28-layer multi-coating with water-repellent, scratch-resistant, anti-reflection, and oil-proof properties
• Frame material: CNC machined aviation aluminum alloy
• Frame profile: Ultra-slim (3.3 mm for CPL filter)
• Polarization efficiency: Up to 99.9%
• Light reduction: 1-1.5 stops
• Included components: 1x magnetic CPL filter, 1x magnetic adapter ring, 1x magnetic lens cap
• Compatibility: Lenses with 82mm filter thread

Why choose it

The magnetic design eliminates the hassle of threading filters, making it ideal for fast-paced shooting. The high-quality AGC glass and multi-coating ensure sharp, clear images with accurate colors and minimal flare. The slim aluminum frame reduces vignetting even on wide-angle lenses, while the included lens cap provides convenient protection when the filter is not in use.

Ideal use cases

• Landscape photography: darken blue skies and enhance foliage
• Water scenes: remove reflections from lakes, rivers, and oceans
• Urban shooting: cut glare from windows and shiny surfaces
• Travel and outdoor: quick filter changes in changing light

Good to know

The adapter ring screws onto your lens once, and then the filter and lens cap attach magnetically. This not only speeds up your workflow but also reduces wear on the lens threads. The CPL filter reduces light by about 1-1.5 stops, so adjust exposure accordingly. The kit is compatible with any lens that has an 82mm filter thread.