{"product_id":"variable-nd-filter-77mm-nd2-nd400-1-9-stops-slim-adjustable","title":"Variable ND Filter 77mm ND2-ND400 (1-9 Stops) - Slim Adjustable","description":"\u003cp\u003eIn this review of the Variable ND Filter 77mm ND2-ND400 the bottom line is simple: photo and video shooters who need flexible exposure control in bright conditions will appreciate the adjustable range and optical quality. The filter is crafted from premium AGC optical glass with 18 multi-layer coatings and offers 1 to 9 stops of light reduction with smooth 360-degree rotation, making it a practical tool for landscape, long exposure, and run-and-gun videography. It is best for users who own a 77mm lens thread and want a compact, well-built variable ND solution.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePremium optical glass:\u003c\/strong\u003e AGC optical glass with 18 multi-layer coatings reduces reflections and glare for cleaner images across bright scenes.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWide adjustable range:\u003c\/strong\u003e Variable ND from ND2 to ND400 (1 to 9 stops) gives precise exposure control for daytime long exposures and cinematic aperture choices.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e360-degree rotation:\u003c\/strong\u003e Smooth rotation lets you fine-tune the dimming level and compose without changing other camera settings.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSlim profile:\u003c\/strong\u003e At about 7.4mm thickness the ultra slim frame reduces vignetting on wide-angle lenses while remaining sturdy to attach and remove.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eIncluded accessories:\u003c\/strong\u003e The custom filter cap and microfiber cleaning cloth provide protection and safe cleaning when the filter is not in use.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eGlare-free finish:\u003c\/strong\u003e Oxidized sandblasting on the metal surface minimizes stray light and improves handling when rotating the filter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis filter suits photographers and videographers who frequently work outdoors and need rapid, variable reduction of light without swapping several fixed ND filters. It is particularly useful for landscape photographers shooting long exposures in daylight and for videographers wanting shallow depth of field in bright conditions.\u003c\/p\u003e\n\u003cp\u003eThose using lenses with 77mm threads will get the straightforward fit, while users with other thread sizes should choose the matching diameter. Photographers who require absolute color neutrality or who shoot at extreme focal lengths may want to test for the natural cross-pattern at very high stops and consider a fixed ND for those specific scenarios.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSolid build and value: customers report strong build quality and good functionality for price.\u003c\/li\u003e\n \u003cli\u003eExcellent image control: the multi-layer coatings and AGC glass deliver clear results in bright outdoor settings.\u003c\/li\u003e\n \u003cli\u003eConvenient accessories: included cap and cloth make storage and maintenance easier.\u003c\/li\u003e\n \u003cli\u003eSlim design reduces vignetting and is easy to handle when rotating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003ePossible X cross pattern at high stops with some lenses and focal lengths, which is a known, natural limitation of variable NDs.\u003c\/li\u003e\n \u003cli\u003eFit and color accuracy have mixed reports across different camera setups, so testing before critical shoots is advised.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eFilter type\u003c\/td\u003e\n\u003ctd\u003eVariable Neutral Density (ND2-ND400)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eStops range\u003c\/td\u003e\n\u003ctd\u003e1 to 9 stops\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eThread size\u003c\/td\u003e\n\u003ctd\u003e77mm\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eGlass\u003c\/td\u003e\n\u003ctd\u003eAGC optical glass with 18 multi-layer coatings\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eFrame thickness\u003c\/td\u003e\n\u003ctd\u003eApprox. 7.4mm ultra slim\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eAccessories\u003c\/td\u003e\n\u003ctd\u003eFilter cap and microfiber cleaning cloth\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eOxidized sandblasted metal surface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Variable ND Filter 77mm ND2-ND400 is a practical and affordable option for photographers and videographers needing flexible light control and solid optics. With premium AGC glass, 18 coatings, and a slim durable frame, it delivers good image quality and handling for most outdoor use. Those sensitive to the X cross effect at extreme settings should test it with their lenses, but for general landscape and video work this filter represents strong value.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this fit my lens?\u003c\/strong\u003e\u003cbr\u003eIt fits lenses with a 77mm thread; check your lens barrel for the diameter symbol and number to confirm compatibility.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the filter change color or create reflections?\u003c\/strong\u003e\u003cbr\u003eThe 18 multi-layer coatings reduce reflections and glare, though a small amount of color shift or a cross-pattern at very high stops can occur depending on lens and focal length.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is included in the box?\u003c\/strong\u003e\u003cbr\u003eThe filter ships with a custom-fit filter cap and a microfiber cleaning cloth for safe maintenance.\u003c\/p\u003e","brand":"K\u0026F CONCEPT","offers":[{"title":"Default Title","offer_id":48241233625307,"sku":"B0CZ74Z3G6","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71ee0JnjVtL._AC_SL1500.jpg?v=1770983106","url":"https:\/\/gearmusthave.com\/products\/variable-nd-filter-77mm-nd2-nd400-1-9-stops-slim-adjustable","provider":"GearMustHave","version":"1.0","type":"link"}