What do the numbers on a binocular mean Meaning and Definition
What do the numbers on a binocular mean
Pronunciation
/ˈwɒt duː ði ˈnʌmbərz ɒn ə ˈbɪnəklər miːn/
Part of Speech
Noun
Definition
A notation on a binocular indicating its magnification power and objective lens diameter, typically in the format of “magnification x objective lens diameter” (e.g., 7×35), providing information about the device’s optical capabilities.
Examples
- The numbers on the binocular, 10×42, indicated that it had a high magnification power and a large objective lens diameter.
- Understanding what the numbers on a binocular mean can help you choose the right one for your needs.
Synonyms
- Binocular specification
- Optical notation
Antonyms
- Unclear notation
- Missing specification
Additional Information
The numbers on a binocular are usually found on the prism housing or the objective lens barrel. The first number represents the magnification power, which indicates how much larger the object being observed will appear compared to the naked eye. The second number represents the objective lens diameter, which affects the amount of light that enters the binocular and the overall image quality.
Understanding the numbers on a binocular can help you choose the right one for your specific needs. For example, if you plan to use the binocular for birdwatching, you may want a higher magnification power to get a closer look at the birds. On the other hand, if you plan to use the binocular for astronomy, you may want a larger objective lens diameter to let in more light and observe fainter objects.
In addition to the numbers on the binocular, other factors such as the type of prism, the coating on the lenses, and the overall build quality can also affect the performance of the binocular. It’s essential to research and compare different models before making a purchase to ensure that you get the best binocular for your needs and budget.
Etymology
The term “What do the numbers on a binocular mean” is a descriptive phrase that has evolved over time as binoculars have become more widely used. The phrase is a combination of the words “what,” “do,” “the,” “numbers,” “on,” “a,” “binocular,” and “mean,” which have their roots in Old English and Middle English.
Usage Notes
The phrase “What do the numbers on a binocular mean” is commonly used in the context of outdoor activities such as birdwatching, hunting, and astronomy. It’s essential to understand the numbers on a binocular to choose the right one for your specific needs and to get the most out of your binocular.
Cultural References
The phrase “What do the numbers on a binocular mean” has been referenced in various forms of media, including outdoor magazines, online forums, and product reviews. It’s a common topic of discussion among outdoor enthusiasts and is often used to help beginners understand the basics of binoculars.
Idiomatic Expressions or Phrases
There are no idiomatic expressions or phrases that include the phrase “What do the numbers on a binocular mean.” However, the phrase is often used in conjunction with other phrases such as “how to choose the right binocular” or “understanding binocular specifications.”
Related Words or Phrases
Related words or phrases include “binocular specification,” “optical notation,” “magnification power,” and “objective lens diameter.” These terms are often used in conjunction with the phrase “What do the numbers on a binocular mean” to provide a more comprehensive understanding of binoculars.
Collocations
Common collocations include “binocular numbers,” “optical notation,” and “specification.” These collocations are often used in the context of outdoor activities and are essential for understanding the basics of binoculars.
Frequency of Use
The phrase “What do the numbers on a binocular mean” is moderately used in online forums, product reviews, and outdoor magazines. It’s a common topic of discussion among outdoor enthusiasts and is often used to help beginners understand the basics of binoculars.
Common Misspellings
Common misspellings include “what do the numbers on a binoculor mean,” “what do the numbers on a binoculars mean,” and “what do the numbers on a binoculor mean.” These misspellings are often due to typos or a lack of understanding of the correct spelling.