March 12, 2020
Here is a stainless steel
ball bearing. It's diameter is 3/32 inch (2.38 mm). An image of the camera lens used to take the picture is visible on the surface of the bearing.
Equipment used: Canon EOS Rebel T5i with a standard zoom lens (EF-S 18-55 mm) on a 49 mm long extension tube.
Software used: GIMP.
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