{"product_id":"metabones-t-cine-adaptier-arri-pl-km-mikro-4-3-speed-booster-ultra-0-71x","title":"Metabones ARRI PL Lens To Micro Four Thirds T Cine Speed Booster Ultra 0.71x","description":"\u003cp\u003eLike the ULTRA series for Sony E-mount, the new Speed Booster​\u0026reg;\u0026nbsp;ULTRA m43 uses an advanced 5-element 4-group optical design incorporating ultra-high index tantalum-based optical glass.\u0026nbsp; However, the new design is specifically optimized for the Micro Four Thirds sensor and filter stack, and as a\u0026nbsp;result,\u0026nbsp;achieves an astonishing level of performance that sets a new standard for focal reducers.\u003c\/p\u003e\r\n\r\n\u003cp\u003eLike the revolutionary original Metabones Speed Booster\u0026reg;\u0026nbsp;announced in January 2013, the Speed Booster\u0026reg;\u0026nbsp;ULTRA m43 has a magnification of 0.71x, and so it effectively reduces the crop factor of mirrorless Micro Four Thirds mount cameras from 2.0x to 1.4x.\u0026nbsp; However, the new ULTRA design makes very effective use of exotic materials at the furthest limit of glassmaking technology, and as a\u0026nbsp;result\u0026nbsp;is almost perfectly corrected for use with all\u0026nbsp;full-frame\u0026nbsp;SLR lenses regardless of aperture.\u0026nbsp; The Speed Booster\u0026reg;\u0026nbsp;ULTRA m43 will also work extremely well with many DX and APS-C format lenses provided the image circle of the lens is large enough.\u0026nbsp; Optical performance of the new Speed Boosters is so good that the MTF of any lens attached to it will be improved.\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e","brand":"Metabones","offers":[{"title":"Default Title","offer_id":53585588093265,"sku":"MB_SPPL-M43-BT1","price":807.33,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/9686\/2033\/files\/yimT0A9hdMtXc8UEbWTgGNKJ0YTp2MIs.jpg?v=1776795307","url":"https:\/\/dynaphos.com\/en\/products\/metabones-t-cine-adaptier-arri-pl-km-mikro-4-3-speed-booster-ultra-0-71x","provider":"Dynaphos","version":"1.0","type":"link"}