Concentrating light in a volume as small as the wavelength itself is a challenge that is crucial for numerous applications.

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B&H is excited to share the release of Sony FE 50-150mm f/2 GM lens, following up last fall's release of the 28-70mm f/2 lens ...

There is also a tantalizing glimpse of the focus mechanism, which slides one of the element groups back and forwards to focus the lens. And again, there are some manual adjustments that are made ...

At first the lens is passing no light at all, but he just strips down parts until he can see through it. There are a couple of servo motors which control zoom and focus. He removes those before ...

This is achieved by adopting a rear focus mechanism*2, and optimizing the lens configuration and control methods, which Fujifilm has cultivated over many decades of lens design. Since it covers ...

This is achieved by adopting a rear focus mechanism[1], and optimizing the lens configuration and control methods, which Fujifilm has cultivated over many decades of lens design. Since it covers ...