glass

How to Read MTF Charts for Camera Lenses

Purchasing a new lens for your kit can be an expensive endeavor and the more information you know before making a purchase is always useful. You may have noticed that lens manufacturer sites tend to include what is known as a Modulation Transfer Function (MTF) chart.

First Camera in Space Goes for 3X the Expected Price at Auction, Fetches Over a Quarter Million

A few weeks ago we told you that the first Hasselblad body and Zeiss lens to ever travel to space were going up on the auction block at RR Auctions in Boston.

Conservative estimates put the expected hammer price at between $50k and $100k, but the camera has officially been sold, and its selling price was a whole lot more than that... approximately three times even the highest estimates, in fact.

Canon’s Rumored 11-24mm f/4L Appears Briefly on the Canon Germany Website

Not long ago an image of Canon’s upcoming 11–24mm f/4L lens leaked out for the world to see, but many thought it might be fake... possibly because they didn't want to get their hopes up. Today, however, hopes can soar, because it seems Canon Germany's website accidentally posted the lens, all-but-confirming that it does indeed exist.

Yongnuo Expanding into Lenses, Shows Off a Canon 50mm f/1.4 Clone

Yongnuo is a Chinese company that's known for making cheaper third-party alternatives to pricier camera gear. While they've focused on lighting equipment and various accessories up to this point, the company is now branching into a bigger and better market: lenses.

The first product announced is the Yongnuo 50mm f/1.4 (shown above). If you mistook it for the Canon 50mm f/1.4, you're not alone.

Old, Inexpensive, and Tack-Sharp: Canon’s Best Lenses You Don’t Know About

These days, it seems that if you want to get a nice sharp lens, you have to spend $1000 on a piece of L glass. Aside from the nifty fifty’s of the world, there are very few lenses that deliver quality results at a low price. But if you look harder, there are actually a few old lenses that still offer amazing quality for extremely low price. How is that possible? Well, it is. Keep reading to learn how.

DIY: How to Fix the Cracked Glass That Protects Your DSLR’s LCD Screen

It's never a good day when you crack the glass screen that's protecting the LCD screen on your DSLR. Even if you're careful with your gear and travel with a bag between locations, accidents happen.

That's what happen to Instructables user coolscience.com, but instead of sending his camera in for repair, he decided to take the DIY approach and fix it himself. Fortunately for you, the steps he came up with ended up being both simple and cheap!

Your Kit Lens is An Excellent Lens

As the saying goes, quality lenses are a lot more important than good bodies when it comes to investing in camera gear. They last longer, retain their value more, and have more utility overall than, say, buying the latest DSLR that will become obsolete in 3 to 5 years. But if you are into photography for the first time, you’ll likely buy an entry level camera that comes bundled with an inferior, even crappy, kit lens. Or is it?

Do you really need quality gear to take good pictures? Spend thousands of dollars on red/golden rings lenses?

Sensor Stack Thickness Part III: Summary

Well, I have to admit this has been a fun series. I’ve learned a whole lot. That’s what makes this so fun -- I get some results I don’t understand, get some help figuring out what is going on, and before I know it, I’ve learned something that explains other things I haven’t been able to understand.

Tutorial: A Basic Explanation of What a Tilt-Shift Lens Is and How it Works

Tilt-shift lenses are nothing short of optical magic... or so it seems. But as their namesake implies, they actually achieve this 'magic' through the use of two clever movements in the lens.

In the short tutorial above, Vincent Laforet, a Canon Explorer of Light and well-known photography educator, explains just how those two components work and how they dramatically impact the look of an image.

Diving Into the Tech Behind the Lytro Illum and Its Impressive 30-250mm f/2.0 Lens

Lytro came into the photography world not only to create a novelty product, but to fundamentally change how we approach image capture. Because despite light field photography being around for over a century, it’s only with the latest technology that the company is able to exploit what it is a camera is truly capable of doing.

We recently spoke with Lytro about its upcoming Illum camera a bit, diving into the technology behind the specs and revealing how Lytro's approach is allowing the company to not only step, but leap into the future.

Sensor Stack Thickness: When Does It Matter?

The first post I made on sensor-stack thickness wallowed deeply in PhotoGeekery. This one is meant to be of practical use so I’ll try to leave the Geek stuff out. We’ll start with the simple facts.

Glass in the Path: Why Using Adapters May Hurt Your Image Quality

NOTE: This is a Geek Post. If you aren’t into geeky photo measurements, or into adapting lenses from one brand of camera to another, you’ll not be interested.

A year or two ago, I wrote a blog post where I basically showed lenses shot on adapters on other cameras aren’t acceptable for testing. If you run them through Imatest the results aren’t accurate. I suggested that reviewers shouldn’t test lenses on adapters, although obviously adapters are a great way to use interesting lenses to take pictures.

DxOMark Reveals Which Lenses Perform Best on Nikon’s D800E

It’s fairly well-known that, when it comes to capturing images, more important than almost any camera body is the glass being put in front of it. However, there are times when your camera body plays a vital role in determining the quality of the image rendered by said glass.

To prove this and also help show off what glass performs best with a particular body, DxOMark has published a series of articles that break down what the best lenses are for the Nikon D800E.

Video: Useful Tips for Buying Second-Hand Lenses

When it comes to buying glass, deciding what you want and how much you're willing to spend can be difficult even in the best of conditions. So, naturally, when buying second-hand glass, an added layer of caution is needed to make sure you're getting what you're looking and paying for.

North Korea Revealed in Photos Captured on Google Glass

While Google Glass user Kenny Zhu was in North Korea this past April, he took advantage of the small and comparatively inconspicuous size of the device on his head to snap what appear to be the first images taken in North Korea using the wearable tech.

Tutorial Shows You How to Convert Manual Still Lenses Into Cine Glass

When it comes to the type of glass used in still photography, versus the glass used in motion picture, there’s quite a dramatic difference in design, quality and price. Quite often, it's the last of those differences that is the most inhibiting for photogs who want to dabble around in motion picture.

To help ease that transition, Caleb Pike of DSLR Video Shooter has broken down a way in which you can convert still photography lenses into psuedo-cine lenses at minimal cost.

CNN iReport Invites Google Glass Owners to Become Citizen Journalists

In a world where cell phone photography and videography is as prevalent as it is, CNN’s iReport has manage to become a fairly successful citizen journalism service, allowing users from across the globe to upload their eye-witness and breaking news. The service essentially crowdsources breaking news, but iReport is about to take it a step further than even the smartphone allows for.

Broken Mirror/Evening Sky: Unique Sunset Photos Shot Through Shattered Mirrors

Sunsets are beautiful. They've inspired songs and paintings, they've been the backdrops to weddings and celebrations, and overall they're natures way of ending almost every day on a beautiful note.

However, as photographers, we often see them as something of a cliché. To change that up a bit, photographer Bing Wright decided to create a series of images titled "Broken Mirror/Evening Sky" that add a new element to the equation. As you can see from the image above as well as those below, it looks like he photographed some beautiful sunsets through broken windows. But that wasn't exactly how the images came to be.