Rueda Ordax, Gloria MaríaAlda, JavierBernabeu Martínez, Eusebio2023-06-202023-06-2019990030-4026https://hdl.handle.net/20.500.14352/59260© Gustav Fischer Verlag.The maximum or minimum character of the optical path is analyzed when the angle of incidence on a dielectric sphere is near the limit angle and the object point is close to the Weierstrass object point.Optical path for the Weierstrass points and their vicinity under limit angle conditionsjournal articlemetadata only access535Optical PathAplanatismÓptica (Física)2209.19 Óptica Física