OP Expert George Lepp tackles your technical photography questions in Tech Tips.
Monday, April 14, 2008
Best Digital B&W When using a digital camera, is it better to get black-and-white photos by capturing in color, then processing as black-and-white, or by capturing the shot with the black-and-white setting in the camera?
Tuesday, April 1, 2008
Slicing Up Depth Of Field
Formulas And Focus • Size, Weight And Will it Float? • From JPEG To RAW • Charging Overseas Without A Charger • Bifocal Focus Formulas And Focus
I shoot a lot of wildflowers and have tinkered a bit with Helicon Focus Software. The main objective is, of course, the soft background with a sharp subject. Do you have any formulas for the number of slices at various magnifications? I use a Really Right Stuff focusing rail and a Canon 90mm tilt/shift with and without extension tubes.
Tuesday, March 11, 2008
Keeping Sensitive To IR's Needs
Tripping With Infrared Film • Running Out Of Walls • How To Go Pro • Waiting For Long Exposures I’m traveling to Patagonia, and I want to carry 35mm infrared film. What suggestions do you have regarding how to get it through international (Argentinean) security? Will they absolutely insist that the film be removed from the canister?
Monday, December 17, 2007
Tele-Polarizers Would you recommend the use of a drop-in polarizer with the Canon 400mm ƒ/2.8 for wildlife or landscape photography?
Monday, December 3, 2007
Do-It-All Telephotos I can only afford one long telephoto for bird photography. Is there a particular focal length that’s more versatile than others?
Saturday, December 1, 2007
Vertically Challenged • Maximum Quality Formula? • A Little Night Action • Filtering The Sky • Park Photo Permits I understand how to properly expose horizontal panoramas using a leveled tripod and leveled camera, but how do I get precise vertical panoramas when working from a tripod?
Cedar City, Utah
Monday, November 19, 2007
When You Need Three The airline restrictions on carry-ons (one piece, plus a personal item) make it difficult to fly to a photo destination, especially when traveling with a photo backpack, a long lens and a computer. What do you recommend?
Monday, November 12, 2007
Ready In A Flash When I’m photographing with a macro flash system, I find that the flash recycle times are too long. The critter has stopped doing what it was doing or left the flower. How do you deal with this problem?
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