Did you know that moths have hairy eyeballs? Not like hair in their eyes, but eyes *made of hair*.
Here's a bonus shot at the deepest reasonable mag. More here: https://photos.app.goo.gl/uR293Eeaxx9epcHZA
Apparently it's been recreated as a microlens structure in PFPE. The surface is both anti-reflective and hydrophobic. http://www.desimone-group.chem.unc.edu/wp-content/uploads/2010/02/2011_biomimetic_microlens_array_with_antireflective_moth-eye_surface.pdf
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