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Sony’s precision aspherics

By David Kilpatrick, on February 5th, 2016

In interviews about the new micron-accurate aspheric lens element moulding process used to increase the resolution of the latest Sony G Master lenses, a visual has appeared which shows the ‘onion ring’ effect that coarser mould machining causes in lens elements.

Working independently, I’ve been aware of this for years – and I have used . . . → Read More: Sony’s precision aspherics

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Nikon’s DF finally recaptures the spirit of Dynax 7D

By David Kilpatrick, on November 6th, 2013

Sony said, as they took over the Konica Minolta camera division in 2006, that the day of mechanical controls and switches was gone. Economies of production and efficiencies of design meant that from now on, cameras would be controlled by buttons and menus. Anyone who remembers the original Alphas, the 7000 and 5000 from the . . . → Read More: Nikon’s DF finally recaptures the spirit of Dynax 7D

Comments are closed   Cameras (DSLR), DK's ramblings, News   , , , , , , , , , , , ,  

Smoke and Mirrors – an idea for Sony

By David Kilpatrick, on August 26th, 2011

With the latest Alpha 77, Sony has introduced SLT version II, the new upgraded ‘Translucent’ mirror. This is in an attempt to reduce the ghosting effects created by having an angled mirror between the lens and sensor, the image forming rays passing through a semi-silvered (pellicle) surface, through a thickness of polymer film, and then . . . → Read More: Smoke and Mirrors – an idea for Sony

27 comments - (Comments are closed)   Cameras (DSLR), DK's ramblings   , , , , , , , ,