Photography News: Tamron Announces Two New Full-Frame Lenses for Their SP Series of DSLR Optics, an 85mm f/1.8 With VC and a Rebirth of Their Respected 90mm f/2.8 Macro; Alongside This Glass, Tamron ...
Camera lenses were originally fully mechanical (and in some cases, still are; witness my Rokinon Cine optics suite). The user manually focused them, manually set the aperture, and manually zoomed them ...
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