Featuring the largest objective lens ever produced by Swarovski, the Modular 115mm Objective for the ATX/STX/BTX spotting scope system offers astounding detail and light transmission. Revolutionary design, outstanding performance and a wide range of choices make the ATX/STX/BTX a leader in the world of spotting optics. In those crucial hunting moments, the modular ATX/STX/BTX spotting scope system provides maximum functionality. The objective lens can be changed to complement individual preferences and forms of hunting. The device is operable with only one hand and, if necessary, it can be disassembled and easily transported. Its optical brilliance is based on Swarovision technology and enables you to see perfect images at long range. Swarovski Optik Swarovski Modular Objective 115 mm Arca Swiss Green 48815