If you're thinking of buying a new ophthalmic microscope, whether to outfit a surgical startup or to upgrade your existing ORs, most manufacturers will bring their latest offerings direct to you for demonstrations and trials. But I always recommend that surgeons and administrators visit association conferences to check out the scopes on the exhibit hall floor as well. That way they can test them all, back to back, and compare the advantages and disadvantages of each while the trials are fresh in memory, not spread out over the course of several weeks. Here are a few more tips to keep in mind if you're in the market for an ophthalmic surgery microscope.