“objective lens”

German Precision Optics has expanded its Passion 3X riflescope line to include a 6X-18X-50mm model. The versatile, compact Passion 3X offers quick-adjust turrets, generous eye relief and a large objective lens for clear target and sight picture in low-light conditions.

Most hunters know the importance of proper eye relief and stock weld when using a riflescope, but two other things also require attention. To get the best optical performance, adjust the ocular and objective lenses.

Here's one easy way to determine a scope's potential performance in low-light conditions.

Built in a single-piece aluminum tube with precision machined adjustments, the RS.2 Ultralight Riflescope is designed for high-performance in any hunting situation and withstand years of precise dialing at a price hunters will appreciate.

Leupold introduces its new VX-3HD line of riflescopes. Aimed squarely at the hunting market, the VX-3HD promises outstanding low-light performance in a lightweight package.

Here’s a rundown of the basic optics terms that every hunter should know.

Here's an easy way to determine if optical glass is coated.

AGM Global Vision, an Arizona-based manufacturer and importer of advanced thermal-imaging and night-vision systems, has announced the release of the Adder series thermal scopes.

The Leica Geovid Pro 42 is designed for hunters and shooters that require low-light performance combined with a laser rangefinder, a wide field of view, Applied Ballistics software and Leica ProTrack.