{"product_id":"871559","title":"Canon EF 400mm f\/4.0 DO IS USM","description":"\u003cb\u003eFeatures\u003c\/b\u003e\u003cbr\u003eThe world's first multi-layer DO element for telephoto lens Small and light High image quality Image Stabilization for equivalent effect of a shutter speed of two stops faster Highly resistant against dust and moisture \u003cbr\u003e\u003cbr\u003e\u003cb\u003eBuilt to our professional standards with fast AF, full-time mechanical focus and dust and water-resistant construction\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003eThe EF 400mm f\/4 DO IS USM is the worlds first super telephoto lens incorporating \"Multi-Layer Diffractive Optical (DO) Element\", for camera lenses, and is considered a major breakthrough. The outstanding feature, being its superb ability to correct chromatic aberrations. By incorporating this optical element in the optical design the EF 400mm f\/4 IS USM is much smaller and lighter than a comparable lens having conventional optical elements. The Multi-Layer Diffractive Optical Element developed by Canon is a milestone optical element possessing the characteristics of both fluorite and aspherical elements, which has led to the production of high-performance camera lenses.","brand":"Canon","offers":[{"title":"Canon","offer_id":1887682819,"sku":"7034A009","price":16.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/searchanise-100k.myshopify.com\/products\/871559","provider":"searchanise-100k","version":"1.0","type":"link"}