The Panasonic S 70-300mm F4.5-5.6 is a well-built telephoto zoom that autofocuses very quickly and very closely, and has solid image quality across the zoom range. It's unremarkable maximum aperture range limits its use for low-light shooting, but for casual wildlife, landscape and sports photography in brighter conditions, it's definitely worth a look for L-mount shooters.
Landscape, wildlife and casual sports and portrait photography.;
Fast action in lower lighting conditions, and those that are looking for shallower depth of field that faster-aperture lenses would allow for;