K&F Concept Magnetic 49mm CPL Filter (Magnetic Ring + Cap) Nano-X Series
Magnetic circular polarizer filter with 49mm thread, 28-layer coatings, and nano-x glass. Magnetic swap enables quick changes; reduces lens-surface scratches. Customers note ease of use and image quality, with mixed opinions on magnet strength
Highlights
- magnetic quick-swap system
- reduces reflections from non-metallic surfaces
- high-quality AGC glass with multi-coatings
Pros
- magnetic 1-second swap
- reduces lens-surface scratches
- 28-layer multi-coating for color and contrast
- low-vignetting ultra-slim frame
- Japanese AGC glass for clarity
Cons
- mixed reviews on magnet strength
- mixed feedback on lens cap attachment
- old & new packaging shipped randomly
Best For
Features
- Magnetic 1 second swap for quick filter installation
- 3.3mm ultra-slim frame minimizes vignetting on wide-angle and telephoto lenses
- CPL filter reduces reflections from non-metallic surfaces, enhances color and contrast
- Japanese AGC glass provides high-quality optics with sharpness
- 28-layer coatings on both sides deliver abrasion resistance and easy cleaning