Spy cams and radio's

i was just looking around and i saw that you could by theses radio transmitters with screens, i have also seen that u can buy spycams made just for rc heli's

so you all know hwat i am thinking. is it possible to fix a spy cam to the front of a heli and have the image displayed on the radio transmitter, this would be very helpfull in flying the thing and it could even revolutionise blah de blah

any help much apritiated