Aperture: f/11.5-27.7 (ATX/STX 65mm)Aperture: f/8.8-21.2 (ATX/STX 85mm)Aperture: f/9.5-22.1 (ATX/STX 95mm)Weight: 332 grams with all pieces includedTLS APO comes with an extra eyecup, and with DRX with lens cover. With 2 years warranty.