David Cardinal

Sigma 150-600mm Contemporary lens field test: Excellent value in a lightweight telephoto zoom

Nikon and Canon’s long glass may be getting slightly lighter over the years, but those flagship lenses are also getting incredibly expensive. Fortunately there is a crop of third party value-priced lenses that have arrived to help out consumers. We’ve reviewed several of them in the past, like the , , and , but until now hadn’t gotten the chance to take the lighter-weight of Sigmas two superzooms, the into the field. Our annual Alaska bear & puffin photo safari was the perfect opportunity. Two weeks of mid-range use for the bears coupled with longer-range use with the Puffins gave me a chance to put the lens through its paces.

Podcast with David Cardinal on building a photo business--by Skip Cohen University

PictureI had a lot of fun earlier this week recording a podcast for Skip Cohen University on my career in photography, and some thoughts for those who are looking to make a living in the photo business.

Images from Johannesburg with the DxO ONE

The Melrose Arch mall and environs in Johannesburg provided some good locations to capture images for the new DxO ONE. To make sure the camera was doing as much of the work as possible, I left it on Auto mode for all but a couple of the shots. Here’s a gallery of some of my favorites (NOTE: This is a pre-production camera, so final image quality will be different when the unit ships to customers) – Images are all copyrighted, so ask for permission before using them)…

David Cardinal Biography


David is an award-winning professional travel and nature photographer, as well as a prolific writer on photography and other technical topics. He is a frequent contributor to , and has been published in Outdoor Photographer, Photoshop User, PC Magazine, London Daily Mail, and many other magazines and websites. He has spoken on digital imaging and on the internet at Stanford, Dartmouth, Google, Electronic Imaging, and at B&H’s OPTIC conference. His clients include the BBC, Asia Development Bank, US Fish and Wildlife, California Fish and Game, National Wildlife Federation, American Prairie Foundation, DxO Labs, Datacolor, Photodex, and Lexar. David is also a Datacolor Expert.  In addition to leading photo tours worldwide, he has shot high school sports professionally for CBS Interactive. He co-authored one of the first books on digital photography with colleague Moose Peterson and has taught workshops for North American Nature Photography Association and Digital Landscape Workshop Series.

David's travel and nature photo tours and safaris include destinations in Africa, Southeast Asia, and throughout North America. His images of creatures in the wild help communicate the importance of our natural heritage and our responsibility to preserve it, while his journalistic efforts span both photography and technology.