After some cooking for a birthday coming next week, I wanted to know how does the white sugar look under the Foldscope:

10x Lens:

It’s incredible to see the almost perfect geomeric shape of the crystal.

With some zoom of the cellphone camera (40x):

Then I thought how could be a black sugar crystal and this is why I saw:

10x Lens:

With some zoom of the cellphone camera:

Hope you like it!