digitalcameraworld1d
This retro-styled metal lens is probably narrower than your finger and only weighs slightly more than a deck of cards
But, at 14mm from the mount excluding the mount and hood, the lens is actually smaller than the average width of the index ...
Transparent aluminum: Tiny acid droplets turn metal into glass-like material
Transparent aluminum oxide (TAlOx), a real material despite its sci-fi name, is incredibly hard and resistant to scratches, ...