0 coordinate lying inside the meridian aircraft that contains the object position as well as lens axis. The departure from the wave from the ideal sphere is generally named OPD, indicating optical route variation. It may be proven that OPD is connected with x ′ are called the angle of https://cheapprescriptionglasses43184.worldblogged.com/35764308/the-basic-principles-of-soundbar-with-subwoofer