(1R,4R,5R)-5-hydroxycamphor + NAD(+) = (1R,4R)-bornane-2,5-dione + H(+) + NADH Binds 2 Zn(2+) ions per subunit. Terpene metabolism; (R)-camphor degradation. By camphor. Belongs to the zinc-containing alcohol dehydrogenase family.