Just a quick post with two videos showing what you can do when using old school Minolta Lenses with a Sony NEX. The video above features a Sony NEX-5N (price & specs)with a Minolta 135mm f2.8 Rokkor-PF lens. The video below a Minolta 50mm Rokkor-x f/1.7 lens with a Sony NEX-3. Both by YouTube user Beau Reyes.
Use slidoo.com to comfortably find this lenses on eBay.