FOR HIGHER DEMAND ON ND LEVEL AND PREVENTING X CROSS PATTERN: When a variable ND filter is mounted on a wide-angle lens and adjusted to its more higher stop, it will produce X pattern, which is related to the optical refraction design principles of the lens. H&Y's exclusive solution is to stack a magnetic ND filter at the front to mitigate this issue | CHANGING FROM 1-5 STOPS TO 9-13 STOPS: The method of stacking RevoRing ND400 filter can meet photographers' demands for higher light reduction, making it easier to achieve specific shooting effects | 3 IN 1 FILTER SETS TO 6 IN 1 FILTER SETS: The individual RevoRing variable ND & CPL filter features are variable ND, polarizer and variable ND + polarizer functions. When combined with the RevoRing ND400 magnetic filter, the overall functionality is expanded. Building upon the features of the RevoRing VND&CPL, additional options include variable ND + ND400, circular polarizer + ND400 and variable ND + polarizer + ND400, totaling six functions | SPECIAL NOTE: When you do not need to use the RevoRing magnetic filter, simply use your thumb to push from the side of the circular magnetic filter, it will detach from the revoring variable ND + CPL filter | WARRANTY AND LIFETIME SUPPORT: H&Y lens filters ensures lifetime warranty and sales support. We value your suggestions on our products, which assist us in continuously improving and innovating for the future

DUAL-MODE ASSEMBLY DESIGN: The heart of the EVO-Series Variable ND Filter is their dual-mode design, which sets EVO Variable ND filter apart from conventional Variable nd filters. One EVO Variable ND Filter&CPL Filter=Screw-In Variable ND Filter+Magnetic Variable ND Filter&CPL Filter | SCREW-IN MODE: EVO Variable ND filter works like traditional Variable ND filter, EVO Variable ND filter can easily screwing onto your lens. This mode offers precision and control for photographers who demand the utmost in image quality
MAGNETIC MODE: Used with the magnetic adapter ring to your lens, you can swiftly snap EVO Variable ND filter into place, making on-the-fly adjustments a breeze | INNOVATIVE WAYS TO USE: EVO Variable ND Filters can be used as screw-in Variable ND filter and magnetic Variable ND filter&CPL 2 in 1. So if photographers and videographers are seeking precision, convenience, enhanced image quality, optimize the workflow and improve efficiency and rapid transitions, the EVO ND Filter has you covered | LESS VIGNETTING WORRIES: EVO Variable ND Filters allows for instant switching to threaded attachment, significantly reducing the likelihood of vignetting. This feature is particularly valuable for videographers, enabling them to adapt swiftly to various shooting scenarios without compromising image quality | COMPATIBLE WITH USE OF ORIGINAL LENS CAP: EVO-Series Variable ND Filter has been meticulously redesigned to match the dimensions of traditional threaded Variable ND filters. Say goodbye to the hassle of constantly removing and reattaching accessories when using your Variable ND filter. EVO-Series Variable ND&CPL Filter seamlessly integrate into your workflow, preserving the convenience of your camera's standard accessories

DUAL-MODE ASSEMBLY DESIGN: The heart of the EVO-Series white mist Filter is their dual-mode design, which sets EVO white mist filter apart from conventional white mist filters. One EVO White Mist Filter=Screw-In White Mist Filter+Magnetic White Mist Filter | SCREW-IN MODE: EVO white mist filter works like traditional white mist filter, EVO white mist filter can easily screwing onto your lens. This mode offers precision and control for photographers who demand the utmost in image quality MAGNETIC MODE: Used with the magnetic adapter ring to your lens, you can swiftly snap EVO white mist filter into place, making on-the-fly adjustments a breeze | INNOVATIVE WAYS TO USE: EVO white mist filters can be used as screw-in white mist filter and magnetic white mist filter 2 in 1. So if photographers and videographers are seeking precision, convenience, optimize the workflow, improve efficiency and rapid transitions, the EVO white mist filter has you covered | LESS VIGNETTING WORRIES: EVO white mist filters allows for instant switching to threaded attachment, significantly reducing the likelihood of vignetting. This feature is particularly valuable for videographers, enabling them to adapt swiftly to various shooting scenarios without compromising image quality | NOT INTERFERE WITH USE OF ORIGINAL LENS CAP AND LENS HOODS: EVO-Series white mist Filter has been meticulously redesigned to match the dimensions of traditional threaded white mist filters. Say goodbye to the hassle of constantly removing and reattaching accessories when using your white mist filter. EVO-Series white mist Filter seamlessly integrate into your workflow, preserving the convenience of your camera's standard accessories

DUAL-MODE ASSEMBLY DESIGN: The heart of the EVO-Series Variable ND Filter is their dual-mode design, which sets EVO Variable ND filter apart from conventional Variable nd filters. One EVO Variable ND Filter&CPL Filter=Screw-In Variable ND Filter+Magnetic Variable ND Filter&CPL Filter | SCREW-IN MODE: EVO Variable ND filter works like traditional Variable ND filter, EVO Variable ND filter can easily screwing onto your lens. This mode offers precision and control for photographers who demand the utmost in image quality
MAGNETIC MODE: Used with the magnetic adapter ring to your lens, you can swiftly snap EVO Variable ND filter into place, making on-the-fly adjustments a breeze | INNOVATIVE WAYS TO USE: EVO Variable ND Filters can be used as screw-in Variable ND filter and magnetic Variable ND filter&CPL 2 in 1. So if photographers and videographers are seeking precision, convenience, enhanced image quality, optimize the workflow and improve efficiency and rapid transitions, the EVO ND Filter has you covered | LESS VIGNETTING WORRIES: EVO Variable ND Filters allows for instant switching to threaded attachment, significantly reducing the likelihood of vignetting. This feature is particularly valuable for videographers, enabling them to adapt swiftly to various shooting scenarios without compromising image quality | COMPATIBLE WITH USE OF ORIGINAL LENS CAP: EVO-Series Variable ND Filter has been meticulously redesigned to match the dimensions of traditional threaded Variable ND filters. Say goodbye to the hassle of constantly removing and reattaching accessories when using your Variable ND filter. EVO-Series Variable ND&CPL Filter seamlessly integrate into your workflow, preserving the convenience of your camera's standard accessories

H&Y RevoRing VARIABLE ND FILTER: The most advanced nd filter, three functions lens filter design, which allows one lens nd filter to fit multiple camera lens. Simply rotate the retractable threads and you can easily adjust and install variable nd filter to your camera lens perfectly | ENHANCE PORTABILITY, MINIMIZE EQUIPMENT BURDEN: 3 in 1 nd filter brings greater convenience to your photography project. No need to carry multiple filter adapter rings, nd filters camera filters, save your time and cost effective | MULTI-FUNCTIONAL VARIABLE ND FILTER AND CPL: H&Y 37 39 40.5 43 46 49mm nd filter can be used individually as a nd filter or a polarizing filter, or combined together for easy attainment of desired photographic effects | CLEAR STOP INDICATION: The 3 IN 1 ND filter comes with a clear and corresponding ND stop and number display, making it easy for you to adjust the ND level and achieve the best photo and video | NO VIGNETTING: The H&Y RevoRing ND filter is wide-angle lens design , 3 in 1 ND filter can prevent vignetting as much as possible. (If any vignetting occurs, please remove other filters attached to the lens before using our lens filter)