You are going to need to tell people what size card you are working with.
Just a question are you using all of your card?
Images are typically optimized to fit on smaller cards and then expanded once they are on the final destination.
That expansion is a manual process. Semi automatic (script) on wheezy

Noob is not derogatory the noob is just the lower end of the noob--geek spectrum being a noob is just your first step towards being an uber-geek
If you find a solution please post it in the wiki the forum dies too quick