Fernglas ATREK Color 8x21 Blue

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.

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 eyecups are located on the eyepieces and protect they eyes from stray light.

A distinction is made between different glass materials. Through the use of special types of glass, the optical image can be optimized.

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

The sharpness is adjusted via a central focusing wheel.

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

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.

The shortest distance which can still be seen sharply through binoculars.

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.

Colourful accents for observing fun.

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

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.