Oh, forgot to add the HD version has a removable lens hood (the better optics is just a marketing thing, lol HD optics doesnt mean anything). Not sure why you would ever want to remove it (maybe for the appearance? You cant see it in frame or anything).
"you know when you see a edit with there colors boosted and they really hd?" -coleaddison
"When there are more people in your organization who believe Obama is a Muslim than believe in the theory of evolution, there is a problem." -colbert