Zeiss Conquest HD5 3-15x50mm Riflescope w/ RZ800 Reticle, Matte Black 522631-9982-000 Quadratic adjustment range 42 mm objective provides excellent light gathering capability while maintaining a low profile Light weight yet durable construction Second focal plane reticle: the size of the reticle will remain consistent across the entire magnification range of the scope Optical System: Side parallax adjustment and High light transmission