Monocular 4x13 Seek

The first number in the binoculars’ model number represents the magnification. It specifies how much larger an object appears compared to when viewed with the naked eye.

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

A very compact long-range scope through which you observe with just one eye.

Relates to the beam of light emitted by the eyepiece. The exit pupil is closely associated with the brightness of a pair of binoculars.

The interpupillary distance indicates how far the eyepieces or tubes can be pushed together or pulled apart. This is an important indication, since each person has a different interpupillary distance.

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

On these models, the compass display is usually shown in a small part of the field of view. A distinction is made between digital and manual versions.

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

These eyepieces have a relatively large eye relief. It is possible to wear spectacles while observing and still benefit from a comfortable viewing position.

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.

The angular field of view visible with the binoculars.

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.

Whether it's serious opera, a romantic operetta, folk theatre or a musical; with opera glasses or small binoculars, you'll be part of the action.

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.