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ZY Productions

Diffraction made simple – Why your pictures are softer at f/22 than at f/8

Jun 11, 2020 by John Aldred Leave a Comment
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It’s something that all of us have run into at some point or another, particularly when we’re still learning the basics of photography. We learn that when we stop down our lenses, we get more depth of field and a sharper image. So, if I need the most depth of field, I should just stop it down all the way, and everything will be in focus and super sharp, right? Well, no, not exactly.

Diffraction is a topic that gets thrown around a lot when people start talking about stopping their lenses all the way down, but a lot of people don’t really know what it means. They’ve seen the effects, but how and why does it happen? In this video, ZY Productions explains what diffraction is, and how it affects your images.

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Be sure to check these for seven things when buying used lenses

Feb 27, 2020 by Dunja Djudjic Leave a Comment
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Buying used lenses is a great way to save some money, yet get a perfectly good piece of gear. But you want to make sure that the lens you’re buying is in good condition and that it will serve you well. Some problems are easy to spot, but others can be very sneaky and you may discover them too late. So, before buying that second-hand lens, make sure to watch this video from ZY Productions. It will tell you about seven things you should check to make sure that the lens is worth your money.

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One way or another, this video will help you understand the Inverse Square Law

Dec 20, 2019 by John Aldred 1 Comment
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The Inverse Square Law pops up in photography often, particularly for users of flash or continuous LED lights. It’s a topic that still confuses a lot of people, although the mathematics of it can be translated into easy-to-understand practical terms. In this video, from ZY Productions, we get to see both explanations to satisfy both the maths geeks as well as those who just want to know what it means in the real world.

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Five things you may not know about Canon EOS R mirrorless camera

Nov 5, 2018 by Dunja Djudjic 1 Comment
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Canon EOS R was launched two months ago, and so far we’ve learned a lot about it and seen a couple of reviews. But there are still some features that you may not know about. And in this video, ZY Productions brings you five things that the Canon EOS R hides among its settings. Did you know about them?

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256 shades of grey – 8 vs 10-Bit bit depth explained

Oct 29, 2018 by John Aldred Leave a Comment
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Bit depth is a term we hear floating around a lot in the worlds of photography and video. And, with the latter of those two topics, many confuse bit depth with bitrate. But what exactly is bit depth? In this video from ZY Productions, we look at the topic of bit depth to find out exactly what it means, and how it affects your images.

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How DSLR autofocus works and why cross type points are important

Dec 15, 2017 by John Aldred 2 Comments
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For most people, exactly how phase detection autofocus in a DSLR works is a mystery. All we know is that the AF in the camera we’re using either sucks or it’s awesome. While autofocus can indeed suck, it often fails us because we don’t understand it enough to work around its potential pitfalls. This video from ZY Productions demystifies DSLR autofocus and explains why cross type AF points are 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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