- Swarovski's 1.7x Extender works with their ATX, STX and BTX Objective Modules, creating amazing views with intense magnification.
- ATX & STX: 65mm and 85mm objective module pairings increase magnification from 60x to 100x
- ATX & STX: 95mm objective module pairing increases magnification from 70x to 120x
- BTX: 65mm and 85mm objective module pairings increase magnification from 30x to 50x
- BTX: 95mm objective module pairing increases magnification from 35x to 60x