Binoculars NRB 30x50

Describes the internal structure of a pair of binoculars, thereby further subdividing the different types.

A classic binoculars design, in which the objective lenses are slightly further apart than the eyepieces.

The second specification in the binoculars’ model number is the front lens diameter. The larger it is, the more light the binoculars collect.

Binoculars are focused by focusing on the object, or rather the eyes of the observer.

The sharpness is adjusted via a central focusing wheel.

The binoculars’ magnification may be variably adjusted using either a lever or a scroll-wheel.

Compensates for the natural trembling of the hands. The picture is so stable, as if you were observing using a tripod.

An automatic or manual feature for measuring distances.

These binoculars may only be exposed to moderate moisture or light drops of water.

Watertight optics are equipped with special seals and are gas-purged. This is usually with nitrogen or argon gas. Since these gases are heavier than air, they cannot escape.

The visible field in meters, that can be seen from a distance of 1,000 meters. This information is often more easily visualised as an angular measurement.

Used to compare binoculars’ performance in low light conditions. The higher the number, the more suitable it is for twilight. However, the value should always be considered in connection with the exit pupil.

Binoculars are usually equipped with an armouring that protects the binoculars and makes them easier to grip.

You are fascinated by the stars, but don't want to set up telescope right now? You can immerse yourself in the world of astronomy using many binoculars.

Blackbird, thrush, finch or starling?
Binoculars helps to spot and identify the bird.

Whether travelling or on a cycling tour, you should always have small binoculars to hand.

Even the sailors of old used binoculars to orient themselves on the high seas. In some cases, modern binoculars even offer a built-in compass and a reticle for estimating distances.