Riton Optics 5T110LFI23 5 Tactix Black 1-10X24mm 30mm Tube Illuminated 3Ot Reticle The Riton Tactix Optics features a First Focal Plane, Capped, Zero resettable Turrets, Integrated Removable Two Location Throw levers, 1/10 MRAD Windage And Elevation Adjustment, 6 Levels Of Red Illumination featuring On/Off Between Each Level And a Fast-Focus Eyepiece. Magnification: 1-10X Objective: 24mm Field Of View: 105.80 - 10.50 ft @ 100 yds Eye Relief: 4" Tube Diameter: 30mm Length: 11.25" Weight: 26 Oz Reticle: Illuminated 3Ot Parallax Adjustment: 100 yds Fixed Proofs: Fog/Shock/Waterproof Optic Coating: Fully Multi-Coated