Could this help? It is at Amazon--no light but a canopy so you could do lighting above it I assume...
Perfecto Canopies are the economical, yet stylish way to top off your aquarium. With a polypropylene hinge for easy access to your tank, as well as a plastic back strip that can be cut for heaters, filters, etc., these canopies provide protection for your fish while allowing you to customize your lighting setup. Long-lasting performance, made to fit all Perfecto Aquariums. Designed for 30B and 56 Column Perfecto Aquariums. Not guaranteed to fit other brands of aquariums
Amazon.com: Marineland Perfecto Glass Canopy 30 in. x 18 in.: Home & Garden