【2 in 1 Variable ND & CPL Filter】 NEEWER 77mm True Colors Variable ND3-ND64 & CPL Filter combines the features of ND and CPL filters, offering a convenient and versatile solution for photographers who want to avoid carrying and switching between multiple filters. This hybrid filter is made for 77mm camera lenses, please verify the lens thread size of your camera (marked with the "Φ" symbol) before placing an order. Note: not compatible with lens hood due to the integrated hand knob | 【Precise Exposure Control with Variable ND Filter】 This limited variable camera lens filter provides exposure adjustment by loosening the hand knob and rotating the filter to adjust from 1.5 to 6 stops for precise control of the amount of light that enters the camera sensor. Note: Using the maximum aperture may cause an X black cross due to the Variable ND filter's interaction with certain lenses and focal lengths | 【Enhanced Contrast & Reflection Free】 Adjust by one hand. Lock the hand knob and rotate the filter to switch to the CPL filter. You can adjust to your desired ND stop as well as achieve reduced glare and reflection from water, glass, foliage, and other non metallic surfaces. Rotate to get precise control for clear images with more details and increased saturation | 【True to Life Color Reproduction】 This adjustable 2 in 1 filter fulfills the True Colors effect to produce true to life color, letting you spend more time on creations rather than post processing for color correction | 【Multi Coated Optical Glass & Ultra Slim Frame】With multiple layers of coatings, the filter’s high definition optical glass can reduce glare and reflection, and protect againstdust, oil, fingerprints, and scratches. The lightweight and precise CNC machined aluminum alloy frames ensure a snug fit and secure grip for easy filter mounting, delivering high portability with overwhelming 2 in 1 versatility