Panasonic Leica DG Vario-Elmar 100-400mm F4.0-6.3 II ASPH. Power O.I.S. Lens

The LEICA DG VARIO-ELMAR 100-400mm / F4.0-6.3 II ASPH. / POWER O.I.S. is a super-telephoto zoom that still travels in a shoulder bag. It is a Micro Four Thirds lens, so the 100 - 400mm focal length frames like 200 - 800mm on a 35mm camera, and the optical formula runs 20 elements in 13 groups (1 aspherical ED, 2 ED, 1 UED). It is built to the Leica DG optical standard Panasonic applies to its higher-tier glass.

Maximum aperture is F4 - 6.3, closing to F22, the diaphragm has 9 blades in a circular iris, and it focuses to 1.3m. Maximum magnification is 0.25x (0.5x, 35mm equivalent), the filter thread is 72mm, and the lens measures 83mm max diameter x approx. 171.5mm length at approx. 985g (excluding caps and hood).