Own numerous l1710s they have a very long service life and are robust.
10 October 2014
Summary: Close to 5000 lamp hours on the screen I am typing on now. I have a L1710 with 10,000+ hours they look the same from the perspective of lamp brightness. The back light is still bright after 10,000 plus hours no dim corners. Bought another for another dual view setup. They are not glossy and that is perfect in high ambient light conditions.They are an extreme value and are business grade.
Terrible product. Received it on time but when turned ...
Spencer L. Miller, Amazon
17 August 2014
Summary: Terrible product. Received it on time but when turned on, made a hissing sound and turned off. Defective. Then, upon processing a request to return, they didn't get back with me. Go with another option especially another seller.