If you’re shopping for a rifle scope, the third question—after “What do you plan to use it for?” and “How much are you looking to spend?”—is “Are you looking for a first-plane or second-plane reticle?

The Trijicon Tenmile 3-18×44 first focal plane scope is a great example of the trend in products that bridge the realms of precision shooting and hunting. For technically inclined hunters who like to ...

Basic analog level triggering was developed by Tektronix founders Howard Vollum and Jack Murdock and helped sell the company’s first scope, the Model 511, in 1947. Adding an analog delay line to delay ...