Treetops, just for the hell of it, I checked eBay for them, too ... they're $89.95, but I see for $10 more, they offer the 'Smithsonian' model, says its the upgraded version of yours ... here's a link Smithsonian Digital Microscope - Digital Blue QX5 Sale - eBay (item 260219438526 end time Apr-10-08 00:50:36 PDT) :thumbsup: