What are the numbers associated with binoculars, like 8x42 or 10x50? - Binoculars FAQ | KT India
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What are the numbers associated with binoculars, like 8x42 or 10x50?

Binoculars Feb 23, 2026
Answer:
The numbers associated with binoculars represent their specifications. The first number, such as 8x or 10x, refers to the magnification power of the binoculars. For example, 8x means the binoculars magnify the image 8 times compared to the naked eye. The second number, 42 or 50, represents the diameter of the objective lenses in millimeters. A larger objective lens diameter allows more light to enter, resulting in a brighter image

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