{"product_id":"urth-46mm-variable-nd-filter-nd2-400-1-8-6-stops","title":"Urth 46mm Variable ND Filter ND2-400 (1-8.6 Stops)","description":"\u003ch3\u003eBuy with confidence\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStock\u003c\/th\u003e\n\u003ctd\u003eIn stock at Bass \u0026amp; Bligh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDealer\u003c\/th\u003e\n\u003ctd\u003eBass \u0026amp; Bligh is an authorised UK Urth dealer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp class=\"at-a-glance\"\u003e\u003cstrong\u003eAt a glance:\u003c\/strong\u003e Urth's 46mm ND2-400 variable ND filter adjusts by turning the ring, and the manufacturer advises against very wide or telephoto lenses.\u003c\/p\u003e\u003ch3\u003eAbout this accessory\u003c\/h3\u003e\u003cp\u003eThe Urth 46mm Variable ND Filter changes density as you turn its ring, from about 1 stop (ND2) to 8.6 stops (ND400). It uses Japanese AGC optical glass with a multi-layer nano-coating in an ultra-slim aluminium frame, and screws onto a 46mm lens thread.\u003c\/p\u003e\u003cp\u003eIt is useful for slowing shutter speeds to blur water or movement, or for keeping a wide aperture in bright sun. Urth advises against using it on very wide-angle or telephoto lenses, so it suits standard focal lengths best.\u003c\/p\u003e\u003ch4\u003eBuild \u0026amp; handling\u003c\/h4\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilter type\u003c\/th\u003e\n\u003ctd\u003eVariable ND\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTier\u003c\/th\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDensity range\u003c\/th\u003e\n\u003ctd\u003eND2 to ND400 (1 to 8.6 stops)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFilter thread\u003c\/th\u003e\n\u003ctd\u003e46mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGlass\u003c\/th\u003e\n\u003ctd\u003eJapanese AGC optical glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCoating\u003c\/th\u003e\n\u003ctd\u003eMulti-layer nano-coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrame\u003c\/th\u003e\n\u003ctd\u003eUltra-slim aluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003eLifetime\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch4\u003eWorks with\u003c\/h4\u003e\u003cul\u003e\u003cli\u003eLenses with a 46mm filter thread\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eBest for\u003c\/h3\u003e\u003cp\u003eSuited to long exposures of water and skies, and portraits at wide apertures in strong sun, using lenses of normal focal length. Check your lens for a 46mm thread before ordering.\u003c\/p\u003e\u003cdiv itemscope itemtype=\"https:\/\/schema.org\/FAQPage\"\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch4 itemprop=\"name\"\u003eWill the 46mm Variable ND Filter fit my lens?\u003c\/h4\u003e\n\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\u003cp itemprop=\"text\"\u003eIt fits lenses with a 46mm front filter thread. Check the ø figure marked on the front of your lens or on its cap. A lens marked ø46 takes this filter directly, and the lens manual lists the thread size too.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch4 itemprop=\"name\"\u003eWhat does 1 to 8.6 stops mean?\u003c\/h4\u003e\n\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\u003cp itemprop=\"text\"\u003eEach stop halves the light. At its lightest setting (ND2) it cuts one stop, and at its darkest (ND400) about 8.6 stops, so you can lengthen a shutter speed several hundred times over.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch4 itemprop=\"name\"\u003eCan I use a variable ND on a wide-angle or telephoto lens?\u003c\/h4\u003e\n\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\u003cp itemprop=\"text\"\u003eUrth advises against using this filter on very wide-angle or telephoto lenses. It is best used on lenses of standard focal lengths.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch4 itemprop=\"name\"\u003eCan I use a 46mm filter on a lens with a smaller thread?\u003c\/h4\u003e\n\u003cdiv itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\u003cp itemprop=\"text\"\u003eYes, with a step-up ring from your lens's thread size to 46mm. It lets one filter serve more than one lens, though a ring adds a little length and can cause vignetting on wide-angle lenses.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Urth","offers":[{"title":"Default Title","offer_id":57664154009975,"sku":"UNDX400ST46","price":45.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1521\/5650\/files\/ND2-400Standard_1_757b7bae-ab2f-4a24-b910-29afdbaf64cb.jpg?v=1793537261","url":"https:\/\/bassandbligh.com\/products\/urth-46mm-variable-nd-filter-nd2-400-1-8-6-stops","provider":"Bass \u0026 Bligh","version":"1.0","type":"link"}