canon 450D I wish to know too if the Optics of my old analog Eos Elan camera are good for de 450Dcanon 450D I wish to know too if the Optics of my old analog Eos Elan camera are good for de 450Dcanon 450D I wish to know too if the Optics of my old analog Eos Elan camera are good for de 450D