US OPTICS TS-20X 2.5 – 20x 50 FFP GENIIXR Reticle, US OPTICS TS-20X 2.5 – 20x 50 FFP GENIIXR Reticle Magnification: 2.5 – 20x Diopter: +2/-3 Exit Pupil Diameter: 2.5mm @ 20X 20mm @ 2.5X Parallax Adjustment: 10 yds – Infinity 20X Field of View @ 100 meters = 2.2 meters 12X Field of View @ 100 meters = 3.8 meters 3X Field of View @ 100 meters = 11.3 meters 2.5X Field of View @ 100 meters = 14 meters Eye Relief: 2-3 inches Obj. Lens Diameter: 50mm Tube Diameter: 34mm Overall Length: 14.64 in Ocular Lens Diameter: 34mm Weight: 0.815 kg Reticle Illumination: Red Battery: CR 2032 Finish Color: Matte Black Elevation Knob: 1/10 mil (for MIL Reticles) / 1/4 MOA (for MOA Reticles) Elevation Travel: 32 mils total travel; 24.3 mils of travel on 30 MOA down Windage Knob: 1/10 mil (for MIL Reticles) / 1/4 MOA (for MOA Reticles) Windage Adjustment Range: 30 mils of total 15L/15R Reticle: First Focal Plane GENIIXR / MDMOA / JVCR / MGR