NightStar 3-12x42mm 30mm Tube Riflescope First Focal Plane Black. Its First Focal Plane reticle maintains accurate holdover scaling through the entire zoom range while the Side Focus provides quick parallax-free viewing. With FMC optics a durable 30 mm tube and precise 1/10 MIL adjustments this 253 mm compact model offers smooth operation with an oversized deep-groove magnification ring for easy control. Specifications for NightStar 3-12x42mm 30mm Tube Riflescope First Focal Plane: Manufacturer: NightStar Objective Lens Diameter: 42 mm Magnification: 3 - 12 x Tube Diameter: 30 mm Reticle Focal Plane: First Focal Plane (FFP) Exit Pupil: 13.45 - 3.5 mm Field of View Linear: 44 - 11.3 ft at 100 yds Eye Relief: 3.2 - 2.9 in Color: Black Magnification Type: Variable Features of NightStar 3-12x42mm 30mm Tube Riflescope First Focal Plane Integrated Illumination and Side Focus Knob Lockable Turret Package Contents: NightStar 3-12x42mm 30mm Tube Riflescope First Focal Plane NightStar NS11214: 3-12x42mm 30mm Tube Riflescope First Focal Plane Black