Binoculars are of various use, whether it is just for leisure picnic to watch birds or wild animals or used while sailing and hunting; it is also used professionally by many people like photographers and in military. Night vision is very important for military people, especially those who guard the borders to prevent any infiltration and also to check for any attacks by enemies. Night vision is also useful during night safari and while going in boats at night.
There are various factors one should consider before buying a night vision binocular. Some of the factors are
The surroundings in which the binocular is needed is important. One has to consider how long they need to watch and the weather/climate factors also have to be considered. Depending on the usage one can buy the best night vision binoculars. For example, a person going for hunting needs a long distance vision.
Image Resolution & budget:
The quality of image is a determining factor of the cost of the binoculars. The better the quality the higher is the price. One has to decide on the image quality and budget and then find out the top binoculars for the money. Balancing both is important to narrow down the list of potential binoculars to buy. There are [on the market] cheap binoculars $$$ available but one should consider all factors before deciding as binoculars are not something we buy every day. One has to be careful while buying something once in a lifetime.
One has to consider the amount of magnification that is needed for the binocular. There is a factor called as gain, which is the relative level of light that one can see while looking through the binocular. Gain and magnification are inversely proportional, for better magnification one should buy a binocular that has lower gain.
There are other factors like sharpness of the image, photosensitivity which determines how much minimum light is required by the binocular. The weight of the binocular also matters depending on how long one has to carry it on hand. There is also an optional gear by which one can fix the binocular to the head so that the hands are free. These are also some factors to be considered.
Overall one has to arrive at a balance of all factors and keep a range for everything as increasing one factor would certainly affect other factors. For example if one wants better image quality, resolution, magnification etc. then the weight of the binocular would increase.
There are many brands and different type of binoculars available in the market, the best way to choose after deciding on the factors is to read reviews about them online. Another way is also to ask your friends on what binocular they use, that would give a better view. However keep in mind that your needs of the binocular maybe different from theirs so be careful on this point.
With the advent of latest technologies there are great advancements in Binoculars day by day, hence it is important to check binoculars reviews for 2016 and 2017! This would help in understanding what a good buy is and what suits our needs better.