Prime Day is offering discounts on thermal optics, including scopes and monoculars, with some deals reaching up to 40% off. Various outlets are highlighting the best deals on optics, including thermal scopes, night vision binoculars, and rifle scopes from brands like Leupold and Bushnell. The selection of discounted items appears to be wide-ranging, with some outlets also covering unrelated outdoor gear such as spinning rods and backpacking sleeping bags.