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Tech Tips

Tech Tips

OP Expert George Lepp tackles your technical photography questions in Tech Tips.


Tuesday, June 21, 2011

The Technical Side Of B&W

Shoot Monochrome Or Convert Later? • Filters For Digital B&W • Best Choices For IR Conversions IR: Fake Or Real? • Printing Digital B&W

When I want the final results from my DSLR to be black-and-white, should I set the camera to shoot in black-and-white or continue to shoot in color (RGB) and convert later?

Tuesday, May 24, 2011

Better Photography Is A Journey, Not A Destination

A compendium of resources to inspire and teach, and get you on the path of making better pictures

This column is dedicated to all of you who have asked me where you can access the information you need to improve your outdoor photography.

Tuesday, April 26, 2011

Fade In

Filters On Filters • How Big Can I Go? • Focus On Flowers

To lengthen the exposures, I used a Fader filter and a polarizer on my 70-200mm ƒ/2.8 lens. All the photographs from the shoot were unsharp!

Tuesday, March 22, 2011

Convert A DSLR To Infrared

Seeing Color In Infrared • Making Sense Of Print Size Ratios • Big ’Scapes Need More Space • Kolor Autopano Giga 2.5 For Difficult Panoramas

I’ve seen a lot of digital infrared landscapes lately. Some have different colors in the image that add an element of drama that I don’t see in pure black-and-white infrared.

Tuesday, February 22, 2011

Buyer Beware?

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.

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