45" 79" 22" The eyepiece’s focal length (for example, 25mm) To find the magnification, we’ll simply divide the numbers: 1200mm / 25mm = 48x magnification That’s it! 108" Click on Calculate for the scope's magnification … To obtain the approximate weight of an item, choose the desired product from the list. 89" Glass Shelves, Momento Concave Mirror Magnification Calculator. 59" 25" 66" 59" 111" 53" 11" For instance, a telescope with an 80-mm-wide lens and a 400-mm focal length has a focal ratio of f/5. 34" 86" 80" 120", Length (L) 98" 14" 19" 50" 48" 23" 42" If we wanted more magnification, we could use an eyepiece with a shorter focal length, such as 10mm: 1200mm/10mm = 120x magnification We could also use these eyepieces with a … 29" 117" 89" So, now that you have learned what a magnification means and also the importance of calculating it correctly, it is time for you to master the method of the calculation. 12" 66" 59" product, Mirror 95" 21" 52" 92" 61" 45" 73" 60" 4" 50" 49" 7" 31" Calculate … 1/2" 44" By filling the form below, You will get an email or may be contacted via phone when the item is available for purchase.