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Aspherical

Aspherical elements are the reason why modern lenses are so good

Sep 27, 2021 by John Aldred 1 Comment
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Whenever a new lens is announced, we always get a breakdown of the optical elements that make up the whole. So many elements in however many groups. It’s often followed by statistics about how many there are of different types of elements. Low dispersion, extra-low dispersion, aspherical, etc. But that last one, what does it mean?

Well, in simple terms, it’s why modern lenses exhibit much less chromatic aberration and increased edge-to-edge sharpness than lenses of the past. They’re designed to solve issues inherent in most spherical lenses used in the past, and this three-minute video from Canon explains exactly how and why they work.

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Ever wondered what an Aspherical lens element actually is? Here you go

Sep 5, 2019 by John Aldred 4 Comments
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Every time a new lens is announced, the optical makeup is always listed. This many elements in that many groups and a certain amount of them are “aspherical”. But what exactly does that mean? Is it just nonsensical jargon that doesn’t actually mean anything? Well, in this video from Michael the Maven, you’ll find out exactly what they are, how they do what they do and why they’re a big deal.

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Udi Tirosh: from diyphotography.netUdi Tirosh is an entrepreneur, photography inventor, journalist, educator, and writer based in Israel. With over 25 years of experience in the photo-video industry, Udi has built and sold several photography-related brands. Udi has a double degree in mass media communications and computer science.

Alex Baker: from diyphotography.netAlex Baker is a portrait and lifestyle driven photographer based in Valencia, Spain. She works on a range of projects from commercial to fine art and has had work featured in publications such as The Daily Mail, Conde Nast Traveller and El Mundo, and has exhibited work across Europe

David Williams: from diyphotography.netDave Williams is an accomplished travel photographer, writer, and best-selling author from the UK. He is also a photography educator and published Aurora expert. Dave has traveled extensively in recent years, capturing stunning images from around the world in a modified van. His work has been featured in various publications and he has worked with notable brands such as Skoda, EE, Boeing, Huawei, Microsoft, BMW, Conde Nast, Electronic Arts, Discovery, BBC, The Guardian, ESPN, NBC, and many others.

John Aldred: from diyphotography.netJohn Aldred is a photographer with over 20 years of experience in the portrait and commercial worlds. He is based in Scotland and has been an early adopter - and occasional beta tester - of almost every digital imaging technology in that time. As well as his creative visual work, John uses 3D printing, electronics and programming to create his own photography and filmmaking tools and consults for a number of brands across the industry.

Dunja Djudjic: from diyphotography.netDunja Djudjic is a multi-talented artist based in Novi Sad, Serbia. With 15 years of experience as a photographer, she specializes in capturing the beauty of nature, travel, and fine art. In addition to her photography, Dunja also expresses her creativity through writing, embroidery, and jewelry making.

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