The Centergy Air integrates all the accuracy enhancing features of the Prime Centergy, but it sports a lighter riser and a more streamlined grip perfect for ladies. If you have a lot to pack and a long way to go, or you simply prefer a lighter bow, the Centergy Air is your new companion.
Magnification is also sometimes called the power of the binoculars â binoculars labeled as 8-power have eight times magnification. Most optics have clearly labeled magnification, usually on the large focus wheel between the two long barrels of the binns.
Magnification of a Telescope. The most commonly used formula in amateur astronomy is used to calculate the magnification of a telescope: magnification = focal length of telescope / focal length of eyepiece. Example: using a 10mm eyepiece in a telescope with a focal length of 1000mm results in a magnification of 100x (1000 / 10 = 100).