How to Calculate Power of Lens using Distance Rule?
Power of Lens using Distance Rule calculator uses Power of Lens = Power of First Lens+Power of Second Lens-Width of Lens*Power of First Lens*Power of Second Lens to calculate the Power of Lens, Power of Lens using Distance Rule of the lens is the reciprocal of the focal length of the lens used. It is given as, where f is the focal length of the lens used. Power of Lens is denoted by P symbol.
How to calculate Power of Lens using Distance Rule using this online calculator? To use this online calculator for Power of Lens using Distance Rule, enter Power of First Lens (P1), Power of Second Lens (P2) & Width of Lens (w) and hit the calculate button. Here is how the Power of Lens using Distance Rule calculation can be explained with given input values -> 1.8125 = 0.75+1.25-0.2*0.75*1.25.