Optics are a critical part of varmint and predator hunting. And because good optics aren't cheap, whenever we throw down dollars for expensive glass, we want to end up with a product that meets our needs. Modern optical designers do a fabulous job of providing us with riflescopes, and while they can bend light like a Jedi Master, they can't bend the physical laws that govern it. As consumers, we need to understand those laws at least a little, and a good start is to be aware of something called the "optical triangle" and what it represents.
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