Case Club Case to Fit Swarovski BTX Spotting Scope has a heavy duty hard exterior to protect the spotting scope, but features a firm softer foam interior that provides cushion when traveling. We have manufactured this case to accommodate the Swarovski BTX eyepiece module perfectly in foam. This case also features adjustable objective lens module cutouts that fits one of four different lens sizes for the BTX eyepiece plus an additional pocket for small accessories.