CAMERA LENS Made from Sand and Rocks
15:31
I Fixed My Most Challenging Project! (Camera Lens from Scratch)
19:49
4 Different Clocks from SCRATCH (Hourglass, Sundial, Water Clock, Candle Clock)
19:35
Smelting Iron from ROCKS (Primitive Iron Age Extraction)
19:42
Why is this Space Telescope so Tiny?
16:04
Conquering Clear Glass
17:47
Giant Resin Magnifying Lens?!
24:41
O processo de fabricação de uma lente de câmera. A melhor fábrica de equipamentos ópticos do Japão.
20:57