iPhone 4 can use a DSLR Lens

Apple’s new iPhone 4 has exceeded the expectations of many people.
They create a fun multi tasking hi tech phone.
A recent prototype around the net shows how a distinct character created a special tripod to attach a DSLR lens to the iPhone 4.
Yet it's not really handy, but for those who haven't got any SLR camera would be able to try this sensation