Venus Laowa 100mm f/2.8 2X Ultra Macro APO Lens - Front and Rear Lens Caps - UV Filter - Lens Pouch - Venus 3 Year Limited Warranty - Bundle Includes: - Hoya 67mm Digital Filter Kit II - Venus Laowa Tripod Collar - ProOptic Complete Optics Care and 2:1 Magnification at same physical size - All of the 100mm macro lenses in the market can only reproduce 1:1 magnificati on (life-size) image only. The extended 2x magnification means more details ca n be seen through the lens. Photographers can now Apochromat APO design (invisible CA)- The Laowa 100mm f/2.8 has a Apochromat (APO) design where the chromatic aberration (CA) at BOTH in-focus & out-of-focus area is controlled to the minimal. CA has long been one of the most annoying aberrations for Similar size as 1:1 macro lens - Despite the extended magnification range, the size of our Laowa 100mm is actually comparable to other macro lenses in the market.