Opt for Leica Dg 100-400mm F4.0-6.3 lens, get the ultimate in optical quality and performance. A compact, lightweight lens designed for optimal mobility that allows zooming up to 400mm (35mm camera equivalent: 800mm) and macro photography. Easy to carry around and excellent Mobility lens for active field shooting.leica Dg Lens - ultimate opticsBuilt for shooting on the fly, with O.i.s. built directly into the lens ensures sharp, blur-free contours across the entire image.Get closer to your subject and Teleconverter readyCapture faraway action like it's right in front of you with the 100-400m ultra-telephoto zoom. Extend maximum focal length with optional teleconverters. Features such as a zoom lock ring and vertical / horizontal orientation offer flexibility for everything from sports to nature photography.Superb close-up performanceWith a closest focusing distance of 1.3m and maximum magnification of 0.5x, this lens is a powerful instrument for nature photography, allowing you to zoom in on small, sensitive subjects like birds and butterflies. With the DMWTC20 attached, 1x life-size macro photography is also possible.Ideal for video recordingThe lens offers fast, accurate autofocus and smooth aperture changes, critical for the modern content creator, allowing you to record beautiful 4K video and stills without disturbing your subject..