How to choose a binocular with knowledge of the matter?

So, you decided to become a lucky owner of binoculars in order to be able to evaluate the horizon line or simply to observe the beautiful scenery that he finds you at a considerable distance. However, how to choose a binocular at a level that would ideally suit you and completely cope with all the functions assigned to it? To do this, you need to purchase a good optical instrument, which will be an excellent assistant in any journey. Good binoculars will serve you faithfully for many years, and provide excellent approximation with a clear picture of the image. How to choose binoculars of a level that would meet the requirements that are presented to him? Today we will try to highlight the most significant parameters that should be followed when choosing a quality apparatus.

1. Selection of the manufacturer. It is necessary to know that the choice of the manufacturer of optical technology should be very careful, since this sphere is characterized by great complexity of production. That's why here you should pay attention to world companies, such as Canon, Olimpus and others. However, domestic manufacturers should not be thrown back, since many firms are still engaged in the production of high-quality optical devices, which are no worse than the world's European brands in terms of quality. For example, Belarusian binoculars are very popular among our compatriots, as the most reliable models that tolerate marching conditions well.
2. Increase or multiplicity of the device. This parameter is the ratio between the size of a particular object that we observe with the naked eye and the picture that we can see in the camera lens. Usually the multiplicity of binoculars varies from 3x to 22x of the approach, depending on what they are divided into small, medium and large magnification devices.
3. The diameter of the entrance and exit pupils. A fairly serious parameter on which depends the ability of the binocular to transmit the image in the case of insufficient illumination. After all, how to choose binoculars, if we do not know the level of perception of light rays? The designation of the diameter of the entrance pupil helps you choose a reliable binoculars, in which even in bad weather you can see the smallest details of the object in question. For this lens, a thickness of 40 mm will be enough.
4. Angle of view and resolution limit of binoculars. The area of space that is surveyed in the chamber is measured in degrees and is the angle of its survey. As for the resolution limit, this characteristic affects the image quality of the smallest details.
5. Light transmittance. It should be remembered that any lens has a retro-reflective property, which reflects about 5% of the light flux. If we consider that a good pair of binoculars contains up to 10-12 lenses, then we can conclude that we lose up to 50% of the total number of light rays. If you are thinking about which binoculars to choose for hunting, then you should pay attention to this important parameter, and purchase binoculars with a special antireflection coating.
6. System and focus range. How to choose a binocular that will provide you with a quality image, and it will be right for you. There are devices with simultaneous adjustment of both lenses - a central one, as well as a separate focusing system that will be convenient for those people whose eyesight is somewhat weakened.

In addition, attention should also be paid to the depth of field, the relative brightness and the presence of aspherical elements. By carefully acquainting yourself with the technical specifications and knowing their functional purpose, you can competently approach to such a responsible business as choosing a quality binocular.