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Tag: Wildlife Photography
04.28.2014

How to Create an Action Sequence Image with Sigma’s 120-300mm F2.8

©2014 Robert O'Toole | Lens: 120-300mm F2.8 DG OS HSM | S | Focal Length:  250mm | Camera: Nikon  D4 | Exposure Mode:  manual mode | Shutter speed: 1/4000 sec | Aperture: f/4 | ISO 400 | handheld at water level.

When all the elements fall info place during a photo session you can find yourself a lot more than just a couple of high quality single images but instead can find that you have captured a series of images that illustrates some really interesting action. Combining multiple images into a single action sequence image can give you a creative eye opening image that can really surprise viewers.

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04.24.2014

Rediscovering the Sigma 150-500mm F5-6.3 zoom lens for Outdoor Photography

A sandhill crane poses for my camera in front of a pond on a golf course in Florida. Thanks to the grab-and-go ease of this supertelephoto zoom lens, it was mere seconds from parking to making the first photos when I first saw this trio of birds.  Sigma 150-500mm F5-6.3 at 500mm 1/1600 F6.3 ISO 400 on a Sony A-850.

The Sigma 150-500mm F5-6.3 zoom lens offers great versatatility and reach in a compact package, perfect for on-the-go wildlife and birding phtoography.

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03.03.2014

What is a Zoom Lens? And why and when to choose a Zoom Lens?

Sigma offers a great variety of zoom lenses. (Lenses are not shown to scale in this display.)

A zoom lens is a type of camera lens that is offers the photographer a useful range of different focal lengths in a single lens. This is in comparison to a prime lens, which only offers a single focal length. A zoom lens allows for quick and easy re-framing of a scene while staying in the same physical position. Sigma offers a line of over 20 zoom lenses for DSLR photographers, ranging from wide angle zoom lenses, supertelephoto zoom lenses, and high-zoom ratio all-in-one lenses for both full-frame (DG) and APS-C (DC) digital cameras.

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