Product description. Manufacturer description: The Tokina atx-i 100mm F2.8 FF Macro is a versatile mid-range auto-focus telephoto lens with excellent close focusing capabilities reaching life-sized (1:1) reproduction at 11.8 inches (30cm) from the sensor plane. Engineered for Canon EF and Nikon F mount full-frame DSLR cameras. Canon EF 100mm f/2.8 USM Macro. The EF 100mm f/2.8 USM Macro works on full-frame and APS-C DSLR cameras as well as 35mm SLRs, which the RF lens cannot. Use an EF to RF adapter to use the EF lens on Canon's EOS-R series of mirrorless cameras. This new RF lens focuses continuously to 1.4× magnification, while the EF lens only goes to 1×. The AT-X 100 PRO D also comes with a deep bayonet mounted lens hood. This macro lens focuses fast enough on the Nikon D7200. Image quality even better than the Sigma 150mm Macro Lens. Focus Ring The 100mm L lens gets consistent 5-star reviews, everywhere I look.. EF 100mm f/2.8L IS USM Macro lens: About as small as I can get with this lens. EF 100mm f2.8L USM IS Macro Lens - Breaking waves in the afternoon. EF 100mm f/2.8L USM IS Macro lens: My friend metal detecting with his wife. Canon EOS R7 Canon EF 100mm F2.8L Macro IS USM Canon EF-S 10-22mm F3.5-4.5 USM Canon EF 500mm f/4.0L IS II USM Canon EF 100-400mm F4.5-5.6L IS II +14 more Reply Reply with quote Reply to thread Complain Tamron SP 180mm f/3.5 Di LD Macro Lens. I mentioned early in this review that the Canon EF 180mm f/3.5L USM Macro Lens has the longest 1:1 macro working distance of any Canon lens. A minimum focus distance of 1.6' (0.48m) (measured from the sensor) is necessary to achieve the 1x maximum magnification. At this distance, the subject is imaged iDRp.