I don't get it. Why can't you just order them yourself?
Probably because he's not from the US and they don't export their products out of the US.
That's what I was thinking, but if that is indeed the case the OP is asking an American to break the law. It's not like the manufacturers of NV optics just came up with some arbitrary policy to not ship their wares overseas. Shipping one of those optics overseas without an ITAR license is a violation of the
International Traffic in Arms Regulations.