a convex lens of power 4d is placed at a distance of 40cm

power 4dDapatkan keputusan 4D & Jackpot yang paling cepat di Malaysia secara langsung dari Magnum 4D (m4d), Sports Toto (t4d), Damacai 1+3D (Kuda). Dato4D - 4D Predict King (4D88).Win a 4D lottery winning numbers has never been easier and is not based on luck. It's all about math, manipulation, statistic and hardworking study on how to win. Our 4D prediction