BUNDLE INCLUDES: Panasonic Lumix S PRO 70-200mm f/4 O.I.S. Lens, UV/CPL/F Filter Set, Close-Up Filter Set, Lens Protective Case, Cleaning Kit. Telephoto zoom is designed for full-frame L-mount mirrorless cameras, however can also be used with APS-C models where it provides a 105-300mm equivalent focal length range.. Constant f/4 maximum aperture maintains consistent illumination throughout the zoom range.. One aspherical element and one ultra-high refractive index element help to minimize distortions and spherical aberrations throughout the zoom range in order to maintain edge-to-edge sharpness and illumination.. One ultra extra-low dispersion element and three extra-low dispersion elements greatly reduce chromatic aberrations and color fringing in order to produce a high degree of clarity and color accuracy.