OP Expert George Lepp tackles your technical photography questions in Tech Tips.
Tuesday, February 22, 2011
Please! Release Me! • Portable Printmaking • Finding The Lightning And The Trigger • Rendering Time-Lapse Movies I’ve started to look for a photo stock agency to promote and sell my work, and I have grave concerns about how one in particular operates.
Tuesday, January 25, 2011
Keeping Your Images On Track
AF And AI Servo Settings • Noise Abatement • Selling My Pictures I’m curious about whether using the AI Servo mode when you’re not tracking a moving subject would have a tendency to work against you.
Tuesday, December 7, 2010
Keep Your Powder Dry
Dry In A Drizzle Or A Downpour • Button, Button, Who’s Got The Button? • Noise Reduction: On Or Off? • Waves And Bends • New Endeavors Some of the newer professional DSLRs and lenses are very well sealed, and you can work safely with them in damp conditions short of a downpour.
Tuesday, November 9, 2010
Make Your Best Black-And-White
B&W: Where To Start • Histograms In All The Right Places • Diffraction Ratings • Enhancements • New Film Scanners Many articles in OP suggest software programs to try for converting color images to black-and-white and discuss how to fine-tune the converted images.
Tuesday, October 12, 2010
Autumn In Alaska
Tips from the Field, Denali National Park, August 2010 I spent the last week of August deep in the heart of Alaska’s Denali National Park & Preserve as the visiting specialist for Camp Denali’s photographic Special Emphasis program.
Tuesday, September 14, 2010
Focusing Is For The Birds • The Dark Side Of Long Exposures • Big Images From Small Files • To Tilt Or Not To Tilt Autofocus is a cooperative function of the camera and the lens.
Tuesday, August 17, 2010
Photo Apps For Everyone
Apps For Androids And iPhones • The Good Old Digital Days • The Good Old Slide Projector Days I keep hearing about photo apps for the iPhone, but I’m planning to get an Android-based smartphone.
Tuesday, June 22, 2010
Protective Symbols • Turned Off With Tripods • Hold Still...1, 2, 3...HDR! • Old Flash, New Digital I had it on my computer as a JPEG image and was able to attach it to my photos as a layer in Photoshop. Where can I find it again?
Tuesday, May 25, 2010
How To Go Wide
Pointers For Panoramas • The Dark Side Of Wildlife Photography • Presentation Preparation • Filter Essentials Okay, I admit you have me hooked on composite panoramas, and I’ve been working on perfecting my capture and processing techniques. But two problems keep coming up.
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