The VX-3HD 3.5-10×40 delivers legendary performance and HD clarity in an incredibly tough lightweight package. Its versatile magnification can get the job done in almost any scenario. – The VX-3HD delivers outstanding performance in low light. With Leupold’s Elite Optical System the VX-3HD delivers excellent dawn-to-dusk light transmission for a bright image when it matters most elite-level glare reduction in harsh light and the resolution and clarity that diehard hunters and shooters demand. We also gave it match-grade repeatability and ergonomic controls that are easy to read and use even with gloves. The VX-3HD is the best lightweight low-light hunting scope in its class. And with its low-profile one-revolution CDS ZeroLock dial you can be confident your dial will only move when you want it to. Push the button to unlock it dial and then rotate it back to zero to lock it in place. It’s that simple. – Everything we put into your VX-3HD is there to help you tag out. Like all Leupold riflescopes it’s designed machined and assembled in the USA and guaranteed for life. – 3:1 Zoom Ratio – Custom Dial System – Zero Lock Dial – Scratch Resistant Lenses – Reversible Throw Lever – Lockable Eyepiece – Waterproof Fogproof & Shockproof