What are Series-Size Filters?
You don’t come across series-size filters much anymore, but if you’re using a vintage manual-focus lens, you might run into them.
You don’t come across series-size filters much anymore, but if you’re using a vintage manual-focus lens, you might run into them.
Here are the edgeprint codes Kodak uses for 35mm (135) and medium-format (120/220) film stock, including black and white, color negative, and color transparency films.
If you’ve ever seen mention of the Sunny 16 Rule and wondered what it means, here’s an explanation.
Laowa lenss use various codes in their names to denote compatibility or particular features. Here’s how to make sense of them.
The names of Rokinon lenses include special codes to indicate compatibility and features. Here’s how to make sense of them.
Zeiss uses a bunch of codes and distinctive names n naming their camera lenses over the years. So what do they all mean? Here’s a guide.
Pentax has used a bunch of codes in naming their camera lenses over the years. So what do they all mean? Here’s a guide.
Tokina uses a bunch of codes in naming their camera lenses. So what do they all mean? Here’s a guide.
Tamron uses a bunch of codes in naming their camera lenses. So what do they all mean? Here’s a guide.
Sigma uses a bunch of different codes in naming their camera lenses. Here’s an explanation of what they mean.
Sony uses a bunch of confusing codes in naming their camera lenses. Here’s how to make sense of them.
Fujifilm uses a bunch of different codes in naming their camera lenses. Here’s how to make sense of them.
Nikon uses a bunch of different codes in naming their lenses. Here’s how to make sense of them.
Canon uses a bunch of different codes in naming their lenses. Here’s how to make sense of them.
Many digital cameras these days come with impressive ISO ranges. But if you look at the specs more closely, they’ll often break it down into native ISO and extended ISO. Here’s an explanation of what that means.
This is a simple calculator for calculating the dimensions of a resized image while preserving the aspect ratio.
Looking to record 4K video? See how much 4K video fits on a 512GB memory card at various video bitrates. Calculate how much 4K footage you can get with this interactive chart and calculator.
Looking to record 4K video? See how much 4K video fits on a 64GB memory card at various video bitrates. Calculate how much 4K footage you can get with this interactive chart and calculator.
Here’s a simple converter to convert memory card X speed ratings to the more conventional (and useful) MB/s number.
Here’s a calculator for the angles of view from lenses on digital camera sensors, as well as angle of view charts for common focal lengths. And an explanation of why the diagonal angle of view maters more than you might think.
Looking to record 4K video? See how much 4K video fits on a 128GB memory card at various video bitrates. Calculate how much 4K footage you can get with this interactive chart and calculator.
This simple calculator tells you how much video footage you can fit on a memory card.
Mirror Lockup is a feature found on DSLR cameras, used to prevent mirror slap when shooting long exposures, with long telephoto lenses, or macro photography, as well as cleaning the sensor.
Discover the distinctive look of fisheye lenses & how you can use them to create unique perspectives in your photos. Explore types, tips & top picks for different mounts.
Some zoom lenses have an aperture range like Æ’/4.5-6.3 in their names. Here’s what that means.
Get to grips with fast lenses–what they are, how they work and why they’re so popular among photographers. Learn what defines a fast lens, the benefits of shooting with one, and good lenses to start with. Plus, discover some lens gotchas to watch out for.
Wondering what that odd, tiny mark you often see on the top of cameras is? It’s shown as a circle with a line through it. It’s the focal plane mark. Here’s what it’s used for.
Discover what the hot shoe on your camera does and find accessories to fit in it. From a physical mounting point to electrical connection, explore the basics of the hot shoe and why a cover is helpful to protect it.
Use this calculator to convert megabits (Mbps, Mb/s) to megabytes (MBps, MB/s) and vice versa. It’s useful for when you’re working with video footage and memory cards.
Looking to record 4K video? See how much 4K video fits on a 256GB memory card at various video bitrates. Calculate how much 4K footage you can get with this interactive chart and calculator.
Biteable’s free image resizer generates perfectly sized images for all your social media channels with one click.
You often see XMP files next to photo image files. Here’s an explanation of what they are and why they’re there.
A new feature of JPEGmini Pro adds conversion of HEIC image files to JPG.
Squoosh is a great tool for experimenting with AVIF files and other next-generation image formats.
AVIF is a new image format that has ambitions to take over the web. Here’s an explanation of what it is and how to work with AVIF image files.
Here’s a straightforward explanation of what WebP image files are, when to use them, and how to convert them.
There’s a bunch of different image formats available, some old as well as many new ones. But it’s not always clear which is the best to use. JPG? RAW? HEIC? WebP? Here’s a quick guide on which image files formats are best, when.
If you’re looking to manually create WebP versions from JPGs (or any other image file formats, for that matter), XnConvert is free, multiplatform, and is especially good at handling large batches of images.
Whether you’re just starting to explore the world of off-camera lighting or are an experienced strobe user looking to try some new techniques, here are some of the best places to find online photography lighting courses.
Whether you’re looking to brush up, dive deeper, or learn a new photographic skill, here’s a roundup of some of the best online classes and courses for photographers.
This F Stop Chart shows full stops, 1/2 stops, and 1/3 stops when setting the aperture of digital camera lenses.
We expect light to come in the front of the camera. Shooting with the lens cap on doesn’t tend to work so well. But we don’t always expect it to come in the back. Here’s a real-world example of light leak through the viewfinder.
You might have seen new A1 and A2 speed ratings on some of the newer SD and microSD cards. So what do they mean? And when should you take notice of it?
Nearly 1 in 10 people who look at your photos are likely to perceive colors differently because of some form of colorblindness. Here’s a way to use Photoshop to simulate how your photos will look to someone who is colorblind.
WebP is an emerging image format that is designed to create images that are visually indistinguishable from JPGs (or PNGs) but with much smaller file sizes. That in turn makes for a faster website.
A step-by-step guide to using Time Lapse Assembler to create timelapse video footage from a sequence of timelapse photos.
Timelapse Calculator for iPhone is a simple yet effective app for calculating shoot durations, frame rates, and clip lengths for creating time-lapse video.
You might have heard recommendations that if you want the fastest and sharpest lenses you should use prime lenses. So what is a prime lens?