Some objects (like objects in background of 1st screen) have most parts hidden, so i have nothing aganist your own interpretation and creativity.
Other are dark and there i have nothing aganist... you know what, but you should try to recognize as much parts of object that is possible (Playing with contrast and brightness in photoshop should make it easier).
Now something about pipes in second screen. You don't have to worry about surface of pipes.Most important is basic shape, way how they are putted together and other object which are placed in that mess of pipes
In second screen source of lasers is that mechanical arm, but on fifth (Not shown in this image above) laser beam is projected by glukkon head.
Edit:
New Video: http://www.youtube.com/watch?v=qzqUs0fGEgs