The camera brand your grandparents trusted now etches microchips, prints jet parts in metal, and photographs living cells. In 2026 that pivot is running at a loss - and Nikon says that is the point.
Sigma makes every lens it sells in one snowy Japanese town, sells them for a fraction of the big brands, and just carved a camera out of a solid block of aluminum. Here is how the underdog of optics built a loyal following from a warehouse on Long Island.