Hallway With Server

RasmusBagner

Greetings.
I am making a hallway with servers, and would like some critique and advice on the light in the level. I am also having some problems with the depth of field as seen in the image with the door.
Everything is textured in quixel and made in modo.
CONCEPT BY gryphart

RasmusBagner

So i think i am finnished with the project but it would be awesome to get some feedback to make it even better