For a limited time, Adorama has a quartet of Rokinon lenses on sale as follows. The very specific mount options of each lens are on sale, not all mount options for each lens.
+ Rokinon 24mm T1.5 Cine Lens for Canon EF-Mount for $420
+ Rokinon 50mm T1.5 Cine DS Lens in Nikon Mount for $350
+ Rokinon 50mm f/1.2 Manual Focus Lens for Sony E Mount in Silver for $350
+ Rokinon 35mm f/1.4 Manual Focus for Olympus E Series DSLRs for $300
+ this is a Four Thirds DSLR lens