Sigma 10-20mm F3,5 EX DC HSM
Feature List
- Lens Construction: 13 Elements in 10 Groups
- Angle of View: 102.4° – 63.8°
- Number of Diaphragm Blades: 7
- Mininum Aperture: f22
- Minimum Focusing Distance: 24 cm / 9.4 in
- Filter Size (mm): 82
- Maximum Magnifications: 1:6.6
- Dimensions: (Diameter x Length) 87.3 x 88.2 mm/3.4 x 3.5 in
- Weight: 520g / 18.3oz.
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HDR Cookbook
- 21 HDR Photography Myths Busted (NEW!)
- Introduction
- Requirements
- Contents
- The Secrets of Hand-held HDR Shooting
- General HDR Workflow
- Why you need an artistic workflow
- Creating 32-bit HDRs the Right Way
- Correcting Chromatic Aberration
- Structuring a Project
- Complex Selections
- Using Topaz Adjust to Improve Your Images
- Reducing Halos
- Fixing Uneven Luminance
- Noise Reduction
- The Three Rules of Noise Reduction
- Sharpening
- Creating Clarity in Your Images
- Adding a Vignette Effect
- Adding a Frame
- Restoring Exif Data
- HDR Panoramas
- Taking Interior HDR Vertorama Shots
- Taking HDR Vertorama Shots with a Tripod
- 14 Tips for Quick and Effective Travel Photography
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21 HDR Photography Myths Busted

A good way of getting things straight concerning a particular topic (in photography or elsewhere) is to bust some myths. Even though HDR photography has been around for a while, there are still a number of misconceptions out there that get picked up by beginners too easily. These HDR photography myths tend to lead into the wrong directions and ultimately get you frustrated. […]
Featured Post

Download the source exposures of this HDR image and test yor processing skills. The story of this photo This image was shot from a cruise ship in the harbor of Izmir, Turkey. On this day, the weather conditions were changing so quickly that we had blue sky in one minute and pouring rain the next. […]
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HDR Pics to play with: Chain Bridge
This 'HDR Pics to play with' archive is containing the source exposures of the HDR image 'Chain Bridge – Budapest, Hungary (HDR)'. Download Below is the ZIP archive with the images. Make sure you read the information in Read This First. […]
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HDR Before and After: New Mosque – Istanbul, Turkey (HDR Vertorama)
This is the HDR before and after comparison of "New Mosque - Istanbul, Turkey (HDR Vertorama)". The final image was created from 4x4 TIFF files (series of 4 autobracketed RAW images, +2, 0, -2EV that were converted to TIFFs using Abobe Camera RAW with the Five TIFFs method creating an additional +4EV image). You can see the 12 source images in the left three columns. […]
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The story of this photo: I have been exploring macro photography lately. You probably know me for my HDR work, and don't worry, I will keep on creating HDRs. But I was always fascinated with macro photos. […]
Featured Post
HDR Cookbook – The Secrets of Hand-held HDR Shooting
Most HDR tutorials and books implicitly assume that you are using a tripod for your work. A tripod gives you stability, ensures that images are perfectly aligned straight out of the camera, and allows for long shutter speeds without blur. However, there are also a number of disadvantages, and in many situations you are forced to shoot hand-held. […]
Featured Post
HDR Cookbook – Creating HDR Images the Right Way
You start the process of creating a tone-mapped LDR image by merging all your source images into a single 32-bit HDR image. We all know that. Maybe you have done this already very often, and probably you think that there is not much to think about when you do this. […]
Featured Post
HDR Cookbook – Why you need an artistic workflow
Have you ever uploaded an image to your favorite photo sharing site just to come back the next day and discover that there are certain features in it that you don't like? Maybe the sky is too dark, the colors have too much saturation, or the contrast is too low. The reason for this is not necessarily your technical workflow - it may be your artistic workflow that needs improvement. […]
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How does this lens compare to the Nikkor AF-S 10-24mm zoom?
Hi Lewis,
I have both lenses. I must say, at least with my two copies, the Nikon lens beats the Sigma by a mile. It is a lot sharper. But maybe I just got a bad copy of the Sigma.
Cheers
Klaus
Thanks, Klaus. I have seen some of your images shot with that Nikkor. So, my next move is to purchase this 10-24mm lens. The 18mm zoom that was packaged with my D3100 isn’t wide enough.
By the way, I’ve learned so much about HDR shooting and processing from your site that visiting your site and “Cookbook” is an invaluable tool. Keep’m coming!