Contrary to the urban myths that propagate like viruses on computer discussion boards, no digital camera with interchangeable lenses has a exposed imaging sensor. All either have a glass anti-aliasing filter or an optical glass cover. With th ...

"One of the curious aspects of the phenomenon for me was that some people then, and some even now, respond to the idea scornfully or even angrily. Is this some sort of insistence on conformity, as if you are supposed to look at certa ...

Possibly the most useful tool available in digital photography is the histogram. It could also well be the least understood. In this article we will look at what a camera histogram tells the photographer and how best to utilize that informatio ...

"Every photographer wants both maximum resolution and maximum depth of field. But unfortunately these two demands can be mutually exclusive. As you stop down the aperture on a lens the light passing through tends to diffract, reducin ...

"Understanding camera lenses can help add more creative control to digital photography. Choosing the right lens for the task can become a complex trade-off between cost, size, weight, lens speed and image quality. " "This tutorial aims to ...

You know those numbers on the side of that lens you just bought for your digital SLR? 70-200mm … 50mm … etc? Those numbers are a lot less absolute then they used to be? The reason? Not all image sensors on digital SLRs are built the same, ...

I started to shoot with the good old D30, now I shoot with a 1ds II.Do I see differences? Yes. Would I be able to shoot the same images with the D30 ? Some, sure, my book still has prints coming from that camera.Other images, surely not.Would ...

What's most exciting about having a full frame DSLR shooting HD video is the ability to use the full range of lenses and focal lengths that are available. Folks who don't shoot video may not appreciate the challenge that shooting di ...

The Sigma Corporation is pleased to announce the new 70-300mm F4-5.6 DG OS. This telephoto zoom lens incorporates Sigma’s original OS (Optical Stabilizer) function and is housed in a compact construction. The OS function offers the use of ...

"I'm upgrading to a digital SLR. What camera model and lens should I get?" We get asked this often, and our reply is always the same. It matters little what DSLR you have, so long as you've got great lenses. And when you're starting out, ther ...

There are a number of general statements about photography passed off as “the truth”. They are repeated again and again in introductory texts about photography and on the Internet. Repetition, however, doesn't make a false statement true. Her ...

The X70 offers a lot in the way of control and focal length, but is it worth the $400 price tag? Most ultrazooms are running at this same price point, and most have fared considerably well on this site, but the X70 is a great camera that offe ...

"Since version 1.0, DxO has been known as a RAW converter whose goal was delivering the finest image quality. DxO reaches this goal by providing profile-based lens correction and by using proprietary algorithms to convert the raw file ...

Like all photographers who have to fly with their equipment I am paranoid about both losing gear when checked as luggage, and on the other hand fighting the often arbitrary and capriciously enforced size and weight restrictions of c ...

You truly haven't experienced a tack sharp image until you have shot with a prime lens, especially for the price. The way zoom lenses have to be made (more moving parts) causes them to have more variations or possibility for variations. ...