The weatherproof olympus om d e m1 mk ii advanced compact system camera is an upgrade to the popular om d e m1 it features a 20mp live mos sensor 121 cross type on chip phase detection af points and a 5 axis image stabilisation system weighing just 600g due to its lightweight magnesium alloy body the versatile om d e m1 mark ii with 12 40mm pro lens is perfectly suited for a variety of photographic applications