![](https://images.ctfassets.net/pvkenuwtinkd/6UFID9QOmGP0o9BLnqG0s/26829f88b2e1009d9f8072dada891cc7/K24_75_Years_Offer_Objektivmodul_115_1920x1440.png?q=80&w=600)
ATX / STX / BTX objective module
The ATX, STX and BTX objective modules offer you unparalleled modularity and unimagined application possibilities. Four objective sizes are available for intensive nature observations: 65 mm, 85 mm, 95 mm or 115 mm.
Menu
Products
Service
Product & Technical Services, Tips & Care, Tutorials, Downloads, Declarations of conformity
The ATX, STX and BTX objective modules offer you unparalleled modularity and unimagined application possibilities. Four objective sizes are available for intensive nature observations: 65 mm, 85 mm, 95 mm or 115 mm.
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.