Binoculars are devices that make small objects at a distance appear expanded and clear before your eyes. They are also known as binocular telescopes as they are basically two monocular placed together to allow perfect two-eye viewing. It is surprising to find that those objects, which are completely invisible to human eyes, appear so near and enlarged in the eyes of the binoculars.
Factors to consider while purchasing binoculars
When you want to choose the binoculars you should try them out and then purchase them. Although the enhanced image through binoculars might appear surprising, yet the working of binoculars is quite simple. You have the lenses at the end of the barrel called objective lens that gathers the light from distant objects and focuses it on the lens nearest to your eyes. With side-by-side two small telescopes fitted, the binoculars impart a great measure of depth of field, than single monocular glasses.
When you go to purchase binoculars you will be confused to hear two specific numbers 6 x30 or something similar. Do not get surprised. The first number always refer to the magnification power of the binoculars or how many times the image...
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