The Panasonic Leica DG Vario-Elmar 100-400mm f/4-6.3 II Lens enhances its predecessor with expanded zoom capabilities for Micro Four Thirds cameras, compatible with optional teleconverters. Offering a compact design, the lens introduces macro capabilities with a .5x full-frame equivalent magnification, extendable to 1x with the 2x teleconverter. Branded with Leica precision, its optical design minimizes chromatic and spherical aberrations, ensuring high image clarity. The POWER O.I.S. system combats camera shake, supporting Lumix G cameras' Dual I.S. function. Operational features include a zoom limit switch for improved focus limiting, and a freeze-resistant, dust- and moisture-resistant construction, enhancing field readiness. Despite its lightweight build, the lens includes a removable rotating tripod collar for efficient orientation changes on a monopod or tripod. With a 200-800mm full-frame equivalent focal length, extendable to 1120mm and 1600mm with optional teleconverters, this lens offers versatile telephoto capabilities, making it a high-quality choice for diverse photographic scenarios. Crafted in collaboration with Leica, it meets rigorous quality standards, featuring an aspherical lens and extra-low dispersion elements for exceptional clarity. The lens's freeze-resistant body adds durability for challenging environments, and the two-part rotating tripod collar ensures quick orientation changes while maintaining control consistency. Overall, the Panasonic Leica DG Vario-Elmar 100-400mm f/4-6.3 II Lens stands as a versatile and precise solution for telephoto photography.