Irix has a new US based website and distributor at www.irixusa.com. For now only the Irix 15mm f/2.4 lens is listed for sale (reviewed here). All Irix products come with a 5 years warranty. The US prices are:
Irix is also now selling directly on Amazon US (Irix lenses have been available for a while on Amazon UK, Amazon DE and Amazon IT):
