A cut-in half Canon EF 400mm F2.8L IS II lens from 2010, shown surround by all the components from which it's made, in the foyer of Canon's Utsunomiya factory. Photo: Richard Butler "RF lenses are better," said Go Tokura, head of Canon's Imaging Group: "they are adjusted digitally, giving more consistent results." These words tumbled around my head as the Tohoku Shinkansen raced us from Tokyo towards the Canon lens factory in Utsunomiya, about 110km (70mi) north of th...
High precision to mass production: inside Canon's Utsunomiya lens factory
DP Review - 11 Nov 2025 15:00
A cut-in half Canon EF 400mm F2.8L IS II lens from 2010, shown surround by all the components from which it's made, in the foyer of Canon's Utsunomiya factory. Photo: Richard Butler "RF lenses are better," said Go Tokura, head of Canon's Imaging Group: "they are adjusted digitally, giving more consistent results." These words tumbled around my head as the Tohoku Shinkansen raced us from Tokyo towards the Canon lens factory in Utsunomiya, about 110km (70mi) north of th...
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