aberration de sphéricité

[1978] [Notes and Discussions] On the nature of spherical aberration ; P. W. Hawkes ; American Journal of Physics 46 (avr 1978) p. 433 [lien]
[2010] An investigation of the eighteenth-century achromatic telescope ; Duane H. Jaecks ; Annals of Science 67 (2010) p. 149 [lien]