Educational

PetaPixel's editorials are in-depth stories, thought-pieces, and opinions on the photography industry led by the minds of our editorial team.

Why UV Filters are Basically Useless on Modern Cameras

We’re going to ask a controversial question: What do UV filters do, exactly? A UV blocking filter, (not to be confused with a UV Bandpass filter, which has the opposite function) is perhaps the most standard lens filter out there. It’s sold with every beginner lens filter kit along with polarizers and ND filters, and sometimes it’ll even ship with your camera.

A Cautionary Example of Lens Compression

Somehow or other lens compression effects seem to have hit the zeitgeist. A day does not go by when I fail to see some news photograph critiqued on the grounds of lens compression. Either what it appears to show is fake (or allegedly fake) due to lens compression, or lens compression is concealing some truth. So here's a little description of it, and a cautionary example.

Adobe Launches New Video Series of 60-Second Lightroom Tutorials

If you're looking to hone your Lightroom CC and Lightroom Mobile skills, Adobe has launched a new series of bite-sized video tutorials that you might be interested in. The series is called "In a Lightroom Minute," and it's made up of 60-second (give or take) tutorials that cover a wide variety of topics.

Commercial Photography Working Procedures in the Time of COVID-19

COVID-19 has brought unprecedented challenges to many areas of the economy in the past few months. As we emerge from lockdown situations, businesses will continue to have a need for fresh commercial photography, whether it is for new marketing efforts, making portraits of new faces as leadership and staff undergo changes, documenting new facilities and infrastructure projects, or communicating with stakeholders about a company’s efforts to keep workers safe and healthy during this ongoing crisis.

The Story of Edwin Land, and the Rise and Fall of Polaroid

Photographer Todd Dominey recently inherited a piece of photo history from his parents: an original Polaroid SX-70. This camera sent Dominey down the rabbit hole of instant photography history, as he discovered the story behind this world-shaking camera, and the man who invented it, Edwin Land.

Testing an Insanely Fast 100mm f/0.73 Lens In Real Life

The folks over at YouTube channel Media Division recently put together an incredibly comprehensive test of the fastest camera lenses on the market. In this video, they cover everything from the legendary Zeiss R-Biotar 100mm f/0.73 X-Ray lens, to some of the more "practical" options with maximum apertures under f/1.

Sock Puppet Teaches You How to Use Your Camera’s Manual Settings

If you've been looking for a fresh, entertaining take on the standard beginner's guide to
getting out of Auto Mode, look no further. The YouTube channel TheCrafsMan SteadyCraftin has released the strangest (and yet still very informative) tutorial we've seen in this genre.

A Beginner’s Guide to Focus for Landscape Photography

Landscape photographer and educator Mads Peter Iversen has put together a helpful focus 'primer' for the aspiring landscape photographers out there. In the video, he goes over auto and manual focus technique, his personal workflow, and a few basic tips and tricks that work well for him.

iPhone SE: Seeing Depth with a Single Eye

After four years, we have a new budget-conscious iPhone. Like previous SE, it reaches that price point by sticking to components from previous generations. iFixit found the the camera sensor interchangeable with that of an iPhone 8.

Hypercentric Optics: This Camera Lens Can See Behind Objects

Engineer and YouTuber Ben Krasnow over at Applied Science has put together a fascinating little optical demonstration that explains the physics behind 'hypercentric' optics and how they allow you to see around and behind objects. He even shows you how to build your own.

That Navy UFO Footage Has an Optical Explanation

The Pentagon made headlines around the world this week when it officially released several UFO videos that were internally declassified in 2017, confirming their authenticity. And while this has sparked a flurry of "aliens among us" speculation, some are pointing out that there is an optical explanation behind each of the three clips.

A Look at ‘The Decisive Moment’ by Henri Cartier-Bresson

A bible for photographers. That is how Robert Capa described The Decisive Moment by Henri Cartier-Bresson. After almost 70 years it was first published, this book has still a lot to say to photographers and especially to street and documentary photographers.

How I Photograph the Milky Way with Medium Format Film

My name is Jason De Freitas (@jase.film on Instagram), and I'm an analog photographer based in Australia. In this article, I'll share how I shoot the Milky Way from my backyard on medium format film.

I Made a ‘Mind Map’ of the Insanely Complex Sony Menu System

It all started as a seemingly simple task. To make it easier to master the menu system of the Sony a7 Mark III, I decided to create a mind map. But this project quickly evolved into a major, and rather fascinating, undertaking.

I Shot the Same Model with Every Sony Lens

I managed to get Sony to lend me every single lens they have to loan and I shot the same model with all them. Many of these lenses are not made for portraits so the sample image may not be relevant to the lens. I just thought it would be interesting to see how the lenses looked when compared side by side.

How to Calculate Exposure Time with a 10-Stop ND Filter

Have you ever seen long exposure images shot using 10-stop ND filters? They are visually energetic and dynamic due to the motion blur caused by the moving clouds over a long duration of exposure.

Beginner’s Guide to the ‘Best’ Camera Settings for Landscape Photography

The two most commonly asked questions in photography are probably: "what gear do you use?" and "what settings do you use?" In this video, landscape photographer Mads Peter Iversen answers that second question by diving into his typical workflow and explaining when and why to use certain settings when shooting landscapes.

A Teardown of the $5,500 Fujifilm GFX 50S Medium Format Mirrorless Camera

I want to take you back to a simpler time. It’s September of 2016. Everybody is running around outside taking beautiful photos with their new cameras. The full-frame mirrorless camera showdown has yet to turn into a hot war. It has officially become cool to shoot with Sony.

I Tried Printing iPhone Photos Really Big

I am a landscape photographer and I love printing my photos. For me the print is the realization of all the effort I have put into capturing the image. It is something tangible that you can hold in your hands and admire.

Catchlights: The Small Detail that Can Make or Break Your Portraits

Photographer Joe Edelman has put together a helpful beginner's guide that explains one of the most important (and easy to overlook) details in portrait photography: catchlights. These specular highlights can make or break your photo, and in this video, Edelman covers all of the basic "dos" and "donts" of catchlights in portraiture.

How Images of Coronavirus Are Made

How do you go about capturing images of a coronavirus, which is too small to see with a standard light microscope? Here's a 5-minute video in which Vox explains how two electron microscopy techniques give us views of what the SARS-CoV-2 virus looks like.

Camera Basics: Understanding Shutter Speed

Do you know your camera basics? Today we dive into shutter speed and teach you all the ways you can use shutter speed to unlock your creativity and expand your photography style. Learn how to show fluid movement or capture a split second and what styles of photography these shutters speed options are best for.

How Wicker Chairs Became a Portrait Photography Staple for Decades

If you look at album covers from the 1970s, one of the things you'll repeatedly see is a particular type of wicker chair commonly referred to as a peacock chair. Here's an interesting 7.5-minute video by Vox that looks into the history of this photography trope, which was 100 years in the making.

Nikon Z vs Nikon D: A Comparison

20 months after the launch of Nikon’s first foray into the full-frame mirrorless world, it’s now time to take stock of what’s to love about the Z, or D.

8×10 Film vs 150MP Digital: Can 150 Megapixels Compete?

Over 8 years ago, we over at On Landscape performed a mammoth “Big Camera Comparison.” We compared medium format and large format film against various digital cameras including the then cutting edge Phase One IQ280, an 80MP CCD sensor which we used on a Linhof Techno, an Alpa, and a Cambo technical camera (we also tested a D800 and a 5D Mark II).

How to Manage Self-Isolation: Tips for Freelance Photographers

Given the recent guidelines on social distancing from various health organizations, the novel coronavirus and the disease it causes (COVID-19) means that most of us will be self-isolating for some time. As a freelancer, how can you manage this enforced downtime positively?

In-Depth Breakdown Shows How to Properly Weather-Seal a Camera

Dave Etchells over at Imaging Resource has released a fantastic breakdown the dives deep on exactly how camera makers—Olympus specifically—go about properly weather-sealing their cameras. In keeping with Etchells' reputation, this video is the most comprehensive overview of the topic that we've ever seen.

How to Disinfect Your Camera Gear During the Coronavirus Pandemic

As the world takes drastic measures to slow the spread of the ongoing coronavirus pandemic, having good hand hygiene is regarded as one of the key ways to protect yourself and your loved ones. If you're a photographer, you should consider regularly disinfecting the equipment you use throughout a day.

5 Questions to Ask Yourself Before You Take Your Next Travel Photo

It’s the fifth in a string of beautiful days, in a place a world away from our daily life back home. The sky is wide and blue. The air is thick with scents of food we’ve yet to try, and a language we don’t understand. But friendly smiles allow us to navigate our way through this country that is settling into our hearts.

How the Coronavirus Will Affect the Photo Workshops Business

I think it’s fair to say there’s growing anxiety that is accompanying the current coronavirus outbreak, and with seemingly more bad news on the hour, we really don’t know when this thing might bottom out. So if your business is in the photography workshop space like my company PhotoEducate is, you take notice.

Satellite Boom to ‘Wreak Havoc’ on Astrophotography, NASA Says

As more and more satellites are being launched into space, reflected light from these objects is causing increased sky pollution and issues for astronomers and astrophotographers. Now NASA is asking the public for help in monitoring this growing issue, and all you need to do is shoot smartphone photos of the light streaks in the night sky.

ISO Has Nothing to Do with Exposure: A Technical Explanation

Photographer Chris Lee of the YouTube channel pal2tech recently released one of the most straightforward technical explanations of ISO that we've seen. In this 12 minute video, he explains what ISO is and, just as importantly, takes on a couple of common misconceptions by explaining what ISO is not.