K&F Concept 40.5mm ND4-64 2-in-1 ND/ CPL Filter
2-in-1 variable ND and CPL filter with 2-6 stops reduction and glare removal. Useful for outdoor and beach photography; praised for build quality and versatility by customers
Highlights
- 2-in-1 ND and CPL
- 2-6 stops light reduction
- multi-coated optics
Pros
- 2-in-1 ND and CPL functionality
- 2-6 stops light reduction
- improved color and contrast with CPL
- good build quality
- value for money
Cons
- polarizer usability mixed
- adjusting polarizer can have issues
- vignetting reported by some users
Best For
Features
- 2-in-1 design combines ND (2-6 stops) and CPL functionality in one filter
- Imported AGC glass with 28-layer multi-coatings for lens protection and performance
- Avoids X cross on images and reduces glare from non-metallic surfaces
- Wide-angle compatibility addressed with technology reducing common ND filter issues
- Nano-X Series uses multi-coated polarizing and neutral density glass for durability