3-9x40NG Compact Hunting Scope. 3-9x variable zoom scope delivers seamless magnification shift for close and medium-range hunting. Purple multi-coated 40mm objective boosts light transmission, cuts glare and delivers sharp high-contrast image even at dusk. Tactile click windage/elevation knobs support precise zero calibration for steady shot consistency. Smooth twist zoom ring lets you switch magnification fast to match various shooting targets.