Firefield rapidstrike 5-20x50

RIFLESCOPE TECHNICAL SPECIFICATIONS 
Reticle typeMil-Hash
Reticle color Black
Illuminated (yes/no)No
Reticle brightness settings N/A
Finish/colorMatte black
Magnification (x) 5-20
Objective lens diameter (mm)50 mm
Eyepiece diameter (in/mm)1.65 in / 42 mm
Exit pupil diameter (in/mm)0.39 - 0.10 in  / 10 - 2.50 mm  
Eye relief (in/mm)3.78 / 96
Field of view (m @100m)7.77- 1.95
Field of view (ft @100yd)25.5 - 6.4
Diopter adjustment (+/-)+2 to -2
Tube diameter (mm/in)30 mm / 1.18 in
Parallax setting (yds)15 - ∞
Windage (MIL) 13
Elevation (MIL) 13
Windage & Elevation lock (yes/no) Yes
MIL adjustment (one click) 1/10 MIL
Maximum recoil (Caliber).338
Battery type N/A
Battery life (hours) N/A
Battery voltage (V) N/A
Sunshade (yes/no)Yes
Nitrogen filled (yes/no)Yes
Shockproof (yes/no)Yes
Fog proof (yes/no)Yes
Focal plane Second
IP Standard (water rating)IPX5 - waterproof
Body material Aluminum
Finish/colorMatte black
Lens coatingsFully multi-coated
Operating temperature (°F/°C)-13 to 131 / -25 to 55
Length (in/mm)12.20 in  / 310 mm
Width (in/mm)2.60 in  /  66 mm
Height (in/mm)1.97 in / 50 mm
Weight (oz/g)19.9 oz / 564 g