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Fig. 1. (Color online) A conceptual figure for the light deflection near the Sun. A light ray goes from left to right, where the bending angle is defined by θ. The initial speed is vi and the final speed is vf; the magnitude of the difference of velocities Δvy is approximately cθ, because vi=vf=c.
New Phys.: Sae Mulli 2024;74:394~400