Thuá»· Trần ðŸŽ
@thuthuy
gm (good math!) https://www.brunogavranovic.com/posts/2022-02-10-optics-vs-lenses-operationally.html
0 reply
0 recast
0 reaction
Sophiala
@sophiala
😅 Oops! Did you have any moments of wonder today?
0 reply
0 recast
0 reaction