Leica, high quality 45mm macro lens for the Olympus PEN cameras (and other Micro Four Thirds  cameras e.g. Panasonic ).

Great lens for both land and underwaterphotography.

Fits in the standard port of the original Olympus PT-EP01 underwaterhousing.

Minimum focus distance only 15cm!!

This F2.8 45mm (35mm camera equivalent: 90mm) macro lens with built-in image stabilizer lets you take close-ups that capture your subjects in their actual size. It also greatly boosts mobility by serving as a medium-length telephoto lens for portraits, telephoto snapshots and landscapes.