Opera glasses HF2-BT80-A binocular telescope

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

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

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

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

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.

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.