What is field curvature, and why should you care? In this article – the second of two – professional optics geek Roger Cicala goes even deeper into the subject. Warning: many swirly graphs ahead.
Lives in Memphis, United States
Has a website at www.olafoptical.com
Joined on Oct 7, 2011
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What is field curvature, and why should you care? In this article – the first of two – professional optics geek Roger Cicala explains all.
Roger Cicala delves back into the murky waters of sample variation among lenses and explains how – depending on how you define your standards – you might end up getting multiple 'bad copies'.
In the first part of a two-part article, lens testing expert Roger Cicala explains why inevitable variation among copies of a lens and a 'bad copy' aren't the same thing.
Lens geek and founder of Lensrentals Roger Cicala explains why even with a world-class testing lab at his disposal he doesn't use it to assess his own personal lenses.
Meet DPReview's new writer: Roger Cicala, founder of Lensrentals. Be nice – he's doing this for free, for some reason.
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