K&F Concept Variable Fader ND2-ND32 ND Filter and CPL Circular Polarizing NO"X" Spot Aluminium Alloy Frame for all Camera Lens (77MM)

K&F Concept【 NOTE】:This Filter is compatible with all 82mm lenses. Please verify your camera's lens thread size(usually marked somewhere on the lens barrel or printed underneath the lens cap) before ordering.The number is always preceded by a "Φ" (diameter) symbol. K&F Concept 【MATERIAL】: Made of professional Germany optical glass, and water-proof, multi-layer coating, scratch resistant. K&F Concept 【Filter Frames】Filter Frames made by aluminum alloy, the serrated design of the edge of the frame makes it easy to install. There is 5 mark from Min to ND32 on frame, It is convenient for you to sure the ND filter stops. K&F Concept 【NO X SPOT ON IMAGES】: Avoiding "X" spot on images and the common problem of wide-angle lens and variable ND filter has been eliminated with advanced technologies K&F Concept【METHOD OF APPLICATION】: 5 mark from Min to ND32 on frame. (1)Screw into min alone as CPL filter (2)used as ND filter(unpolarized state of CPL filter) (3)use ND filter and CPL filter at the same time.