explanation

What Are Aspherical Lens Elements? – Photography Article

When camera lens makers announce new lenses, one of the specs they always tout is how many aspherical elements the lens designs have. If you’re not sure what those elements are and what they do, here’s a short and helpful 4-minute video by Michael the Maven that’ll bring you up to speed. Aspheric lens elements have surfaces that aren’t portions of a sphere, and this more complicated shape focuses light better than a simple lens, reducing various types of aberrations.…

Read More

500px Blog » Understanding the differences between commercial & editorial photography – Photography Article

Main photo: Vicente Concha Like you, we’re passionate about photography and want to find a place for every photo in our collection. So, in an effort to remove any guesswork on your part, we’re going to take a second to lay out some guidelines and simplify the submission process. One of the most common points photographers struggle with is understanding the difference between commercial and editorial photos—more specifically, what content is considered safe for commercial uses, and what is restricted…

Read More

500px Blog » [Horse Photography] Capturing Equine Elegance: How to Photograph Horses – Photography Article

Wiebke Haas was born in 1991 in Germany. After school she spend 3 years of learning to became an official certificated photographer before she took the risk of self-employment. During an internship for renowned animal photographer Tim Flach in London she was able to gather an enormous amount of photographic insight and knowledge. Furthermore, it was here that she learnt to love clean structures and well laid out compositions. You can find more of her beautiful photography on 500px, her…

Read More

A Technical Look at Creating a Photo Restoration and Colorization AI – Photography Article

In this article, I’m going to tell a story of how we’ve created AI-based restoration project for old military photos. Editor’s note: This article is highly technical and will not be easy reading for most. What is “photo restoration”? It consists of three steps: 1. We find all the image defects: fractures, scuffs, holes; 2. We inpaint the discovered defects, based on the pixel values around them; 3. We colorize the image. Further, I’ll describe every step of photo restoration…

Read More

What Does an Unprocessed RAW File Look Like? – Photography Article

What does it mean to look at a “straight from camera” RAW photo file? How do RAW processors like Lightroom change the files after they’re loaded, and are RAW files actually images? Those are some questions we’ll be exploring in this article. There is a tool called dcraw which reads various RAW file types and extracts pixel data from them — it’s actually the original code at the very bottom of a lot of open source and even commercial RAW…

Read More

This is Why RF Lenses Are ‘Outstanding’ – Photography Article

Canon made this 4.5-minute video explaining the technology of its new RF lens mount for full-frame mirrorless cameras. “[W]hat makes these lenses so outstanding?” Canon writes. “This video introduces the innovative features of RF lenses that open up new possibilities in photographic expression.” Canon says that RF lenses are superior to conventional lenses when it comes to minimizing aberrations caused by refraction, especially at the outer edges of photos. If the “back focus” distance between a lens’ rear element and…

Read More

This is Why Macs Are Slower Than PCs – Photography Article

If you’re in the market for a desktop computer or laptop to do some serious photography work on, you might want to watch this 10-minute video first. Tech presenter Linus Sebastian of Linus Tech Tips explains why the thermals of Apple’s Mac products generally make them perform slower than rival PC equivalents on the market. In 2018, Apple’s new top-of-the-line MacBook Pro caused a stir when reviewers found that heat issues caused major slowdowns that brought performance down to the…

Read More

Here’s an Explanation of PPA’s New Pro Photographer Certification Process – Photography Article

Hello, everyone. I’m Audrey Wancket, President of Professional Photographers of America (PPA), and this article is a response to recent reaction to PPA’s new “Certified Professional Photographer” certification process. While we believe the reaction to the changes in the certification process are expected, I do believe the examples and thoughts being tossed around in the recent posts here are founded in misinformation. I wanted to help explain the changes in PPA’s certification process for those who are interested in real…

Read More