Voigtländer 15mm and 28mm lenses

Just found two Voigländer lens deals. May MicroFourThirds camera are interested in those lenses…
Voigtlander Super Wide Heliar 15mm f/4.5 M Mount Lens – Black (Read the review from Ken Rockwell)
and
Voigtlander Ultron 28mm f/2.0 Lens with Leica Screw Mount – Black Good price and one stop faster than the Olympus 17mm f/2.8 lens.