reshiram202 wrote:My image is about 1 1/4 cm. Wouldn't an LED 8x8 matrix be too much?
It might be, but I don't know how big the LEDs would be. If they are a bit big, you could only send power to the ones closest to where the image needs to be seen. Or, you could send power to all of them and cover the outer ones up with cardboard or dark plastic.