This Help!, Good news. Bad news. thread has solenoid filter screen pic links that work.
This long (but excellent) thread Flushed Power Steering, Cleaned Solenoid Screen, Now LS whines, leaks, and steers hard at low speeds includes links for the pump reservoir screen. If you get caught up in the saga be sure to click the link in the last post for the conclusion. If you really could not care less, then here are the Reservoir Pics.