These binoculars are also incredibly inclusive as the adjustable eye cups can be used with glasses by pulling down the rubber eyepieces. For comfort, it also comes with a neck strap and neck strap ...

But why was Leopold's Congo so horrific? It was down to rubber. 50 Things That Made the Modern Economy highlights the inventions, ideas and innovations that helped create the economic world.

One scope that really caused a stir from the off was the Viper Connect from MTC Optics, and on test here is one of the latest specifications. The original version had an ultra-small objective of 24mm, ...

22mm eyepiece and 50mm objective lens also provide ... 【Rugged Construction and Anti-Slip Grip】: Sturdy construction, odorless rubber armor with impact resistant and anti-slip grip makes ...

The 5 Primal spotting scope is a compact, angled-viewing optic designed to be as condensed as possible.

Take a means of investigation with you with these tiny, travelable microscopes that let you explore the big small world.

Magnification: This is determined by both focal length and the design of the telescope’s eyepiece. To figure out your telescope’s magnifying power, divide the focal length of the telescope by ...

Roof shingles can be made from many materials, including rubber. When rubber is used as a roofing material, it’s usually installed as a membrane stretched over a flat roof. Rubber can also be ...

water and oil-repellent coating on the eyepiece and objective lens, a 42mm aperture and 10x magnification that offer a super-wide field of view. They're also waterproof, rubber-armored and have ...

At just over a kilo in weight, and rubber-armored, these Celestron binoculars ... and a rain guard for the eyepiece. 16mm eye relief means these binoculars play well with spectacles and they ...

Our photo engineering team builds special equipment for Nat Geo photographers on assignment. These cameras impressed them the most.