Alpha on Amazon

Subscribe to Cameracraft

Cameracraft is one of the highest quality photo enthusiast magazines you'll find - worldwide. Our Photoclubalpha subscription deal is £4.80 less (UK) than the current discounted offer - it's the lowest cost you can get. The cost will be held for three years and you can cancel at any time. Visit our web pages to see the regular deals, or subscribe below.

Postal Region

Cameracraft Digital version

Read a complete issue of Cameracraft FREE now!

Photoclubalpha Forum

Join our free Forum for a wealth of info, great company and some fantastic photo sharing threads! Registration on the Forum is separate from Registration on the website, but you are allowed to register using the same name and password.

RSS Latest Photoclubalpha Forum Posts

Past Article Calendar

September 2020
M T W T F S S
 123456
78910111213
14151617181920
21222324252627
282930  

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

2 comments - (Comments are closed)   Uncategorized   , , , , , , , , , , , , , , , , , , , , , , , , ,