Your wires are fine, simple enough. If there is supposed to be a piece of glass, its not reading like glass. The grain in the wood is not "popping." Bring that definition out more both in the norm and spec. Though, the piece looks nice. What are you rendering in? I would also advise you learn/pick up PBR texturing.…
Yeah it was supposed to be cased in glass, I'll work on that. I'm rendering with mental ray in maya. Yes I do need to practice more PBR but I thought I needed to get the fundamentals of DNS down first.