Visit of a Sigma lens factory [Archive] - Nodal Ninja Forum

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Vincèn
09-20-2013, 09:45 PM
http://www.imaging-resource.com/news/2013/09/19/a-geeks-tour-of-sigmas-aizu-lens-factory-precision-production-from-the-insi

All the complex processes involved in producing lenses...

Vincèn