At some point in time, something broke the Principal planes, EFF, BFF, FFL, display on achromat lenses

[dccote]

python -m raytracing -e 16

[JLBegin]

Same result on old master 3baccd2
using matplotlib 3.7 and python 3.8.10

[Shobhit043]

the issue still seems to be there. i just installed the module and used code provided in the documentation