Sig Sauer SOTM11002: High Performance 10x optical system with low dispersion glass - Integrated thread in throw leaver for quick magnification changes - Illuminated MSR BDC-10 reticle with 11x brightness levels - Lay flat flip back lens covers included - Dependable waterproof shockproof and fog proof performance - Includes aluminum 34mm ALPHA-MSR cantilever mount - Front Focal Plane (FFP) BDC-10 provides accurate ranging and hold overs at all magnification ranges - Magnification 1-10x - Objective Lense Diameter 26mm - Main Tube Diamter 34mm - Reticle FFP MSR BDC10 - Focal Plane First - Field OF View (HIGH/LOW) 12 to 120 Feet at 100 Yards - EYE Relief (HIGH/LOW) 82.5 to 87.5 mm - Exit Pupil (HIGH/LOW) 2.6 to 7.6mm - Illumination Yes - Battery Type CR2032 (included) - Water Proof Rating IPX7 - Total Travel >100MOA in both Windage and - Travel PER Rotation Elevation 50 MOA - Adjustment Increments 1/2 MOA per Click - Overall Length 11 in - Weight 21.9oz