{"product_id":"tiffen-49mm-23a-filter-red","title":"Tiffen 49mm 23A Filter (Red)","description":"\u003ch3\u003eTiffen 49mm 23A Filter (Red)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eIncreasing contrast when working in black and white, this Red 23A Filter from\nTiffen is used to noticeably darken cool and blue tones in order to emphasized\nboth shadows and clouds. Offering greater tonal separation than regular yellow\nand orange contrast filters, the light-red 23A is especially well-suited to\nproducing dramatic outdoor and landscape imagery. There is an approximate 4x\nfilter factor with this filter, requiring an increase of 2 stops for normal\nexposure.The filter is constructed using Tiffen's ColorCore technology, which\ninvolves lamenting the filter material between two pieces of optical glass,\ngrounding flat to a tolerance of 1\/10,000th of an inch, and mounting within an\naluminum alloy ring.Light-red filter provides the same effect as a Wratten 23A\ncontrast filter, and helps to darken blue tones while lightening warm orange\nand red tones, when photographing in black and white.Commonly used for\nlandscape photography to emphasize and darken blue skies and give clouds more\nvisual depth.Filter factor of 4 requires approximately 2 stops of additional\nexposure to maintain normal results.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n  \u003cul class=\"a\"\u003e\n         \u003cli\u003eLight-red filter\u003c\/li\u003e\n         \u003cli\u003eProduces contrast effects that darken sky and water\u003c\/li\u003e\n         \u003cli\u003e49 millimeters in diameter\u003c\/li\u003e\n         \u003cli\u003ePrimarily for black-and-white images\u003c\/li\u003e\n  \u003c\/ul\u003e\n","brand":"Tiffen","offers":[{"title":"Default Title","offer_id":42173306175641,"sku":"B00004ZC9Z","price":160.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0491\/3148\/7385\/products\/B00004ZC9Z.jpg?v=1653576433","url":"https:\/\/soundstores.net\/products\/tiffen-49mm-23a-filter-red","provider":"SoundStore Australia","version":"1.0","type":"link"}