Based on the chart above we would calculate digital magnification by using 482.6mm / 8.00 = 60.325. Stereo microscope magnification is a combination of the eyepiece magnification (most commonly 10x) and the objective lens magnification (typically anywhere between 0.7x - 5x). The calculators below can be used to estimate the "on screen" magnification you are getting with your CCD or CMOS video camera attached to your computer or monitor and your Meiji Techno Microscope … Microscopes magnify an image by use of lens found in the eye-piece, which is also known as the ocular lens. If you are using a stereo microscope with 10x eyepieces and the zoom knob is set to 4x, the total magnification … If you have questions regarding calculating on-screen microscope … a. Now we can find the total on-screen magnification by multiplying optical magnification x digital magnification. For basic tasks, you can use a ruler to measure the distance. Example: if the eyepiece magnification is 5X and the objective lens’ magnification … high power (magnification of objective lens is 50X) iv. How do I calculate the magnification of my Microscope? oil immersion (magnification … If the magnification of the ocular lens of your microscope is 10X, calculate the magnification at i. low power (magnification of objective lens is 5X) ii. Magnification and Distance in a Microscope. The image is further magnified by the objective lens.Thus the magnification of a microscope is: magnification power of the eye-piece multiplied by the power of the objective lens. In our example 2 x 60.325 = 120.65x on-screen magnification. Magnification of a microscope … medium power (magnification of objective lens is 10X) iii. Distance should be adjusted proportionately with the distance.