your on the right track, ghost recon3 is where i got some of my inspiration. if you play the 360 version and customize your character you can get a bunch of ideas.
for goggle, clear lens powder finish oakley a frames ($350+/-)
http://oakley.ca/o/o3277d
either parkland camo, or CRYE Multicam (this is the real ilfe camo to gr3) get that camo, ($180?)
http://www.sealsactiongear.com/catal...?idProduct=511
http://www.sealsactiongear.com/catal...?idProduct=512
a mich helmet paint tan and mount on a flash light and lipstick camera. ($60+)
get some hockey shin guards, paint them tan ($40)
Modular Plate Carrier, CRYE Multicam ($279)
http://www.sealsactiongear.com/catal...?idProduct=517
get the shoulder pads off a hockey/football torso armor, ($60 @ sport swap) sew on buckles attatch and voila, scott mitchells load out. i was contemplating replicating this myself.