Most shooters obsess over magnification ranges and turret systems when shopping for a scope — but experienced long-range and precision shooters know the truth: the glass is everything. A well-ground, premium-quality lens will outperform a cheap scope at the same magnification every single time. The difference shows up in edge-to-edge clarity, color fidelity, low-light performance, and eye fatigue over long shooting sessions. So what separates a $300 scope from a $3,000 one? A big part of t …