Wikipedia (Rindler coordinates): "we obtain a picture which looks suspiciously like the family of all semicircles through a point and orthogonal to the Rindler horizon"
Thus, the trajectories of photons in the accelerated elevator seem to be circular!
Hello,
Some papers describe the vertical motion of a ray of light or a non-zero mass particle in a uniformly accelerated reference frame in special relativity:
Desloge, E. A., & Philpott, R. J. (1987). Uniformly accelerated reference frames in special relativity. American Journal of Physics...