Swarovski ATX/STX 115mm Objective Module Lens

ATX/STX 115mm Objective Module Lens

THROUGH COMPLETELY NEW EYES
Taking functionality to a new level: the ATX / STX / BTX spotting scope system combines exceptionally flexible modularity with optical perfection. The objective lens can be changed to suit any viewing situation. Extreme detail recognition at crucial moments thanks to SWAROVISION technology and total ease of use ensure fascinating experiences in the great outdoors.
The 115-mm objective module raises the bar with the largest lenses on the market. This gives you a crucial benefit, particularly at dawn and dusk. Now you can see things others miss.
Specifications:
Effective objective lens diameter (mm): 115
Diopter correction at  (dpt): > 5
Objective filter thread: M 118 x 0.75
Length (in / mm): 12.1 / 307
Weight (oz / g): 74.1 / 2100
Functional temperature: -13 °F to +131 °F (-25 °C / +55 °C)
Storage temperature: -22 °F to +158 °F (-30 °C / +70 °C)
Submersion tightness: 13 ft / 4 m water depth (inert gas filling)