{"product_id":"sigma-puv-21-water-resistant-protector-uv-filter-52mm","title":"Sigma PUV-21 Water-Resistant Protector \u0026 UV Filter (52mm)","description":"\u003cp\u003eThe \u003cspan\u003e\u003cstrong\u003eSigma PUV-21 Water-Resistant Protector \u0026amp; UV Filter (52mm)\u003c\/strong\u003e combines optical protection with ultraviolet light filtration in a redesigned form that complements the appearance and performance of Sigma lenses. Built for photographers who want dependable everyday protection, the filter helps safeguard the front element while maintaining clean, natural-looking image quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConstructed from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eclear optical glass\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the PUV-21 absorbs \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eultraviolet light\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to help reduce the bluish cast that can appear when shooting in daylight. This makes it particularly useful for outdoor, landscape, and travel photography while providing an additional layer of protection for the lens.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe filter helps shield the front element against \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edust, dirt, and scratches\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, reducing direct exposure of the lens surface to everyday environmental hazards. A \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ewater-resistant optical coating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e also helps repel liquids, providing additional protection when shooting around moisture or in changing outdoor conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAn improved surface treatment on the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003emetal filter frame\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e helps reduce internal reflections for clean image reproduction. Sigma's updated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003elow-profile design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e further helps minimize unwanted vignetting, including when the filter is paired with compatible ultrawide-angle lenses.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCombining \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e52mm compatibility, UV absorption, water-resistant protection, clear optical glass, reduced internal reflections, and a low-profile frame\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the Sigma PUV-21 Water-Resistant Protector \u0026amp; UV Filter provides a practical way to protect your lens while helping maintain accurate, high-quality imagery.\u003c\/span\u003e\u003c\/p\u003e","brand":"Sigma","offers":[{"title":"Default Title","offer_id":47143542194278,"sku":"AFA9B1","price":83.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0554\/4801\/0854\/files\/1788828591_1999824.jpg?v=1789755394","url":"https:\/\/hotrodcameras.com\/products\/sigma-puv-21-water-resistant-protector-uv-filter-52mm","provider":"Hot Rod Cameras","version":"1.0","type":"link"}