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Tech Tips

Tech Tips

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

Tuesday, June 19, 2012

Cross With Purpose

Reflecting On Reflections • The Triggertrap App • Stacked Converters • Autofocus At F/8

Many exciting nature subjects come with a built-in photographic challenge: reflections that mask color and detail.

Tuesday, May 22, 2012

Bending The Rules

A Third Reference • Polarizers Plus • Monitoring Your Monitor • Who Took My Pictures? • Oversaturation

In most cases, grid-focusing screens are designed to intersect at the points where the camera focuses; that's one reason why they aren't interchangeable among manufacturers and specific camera models.

Tuesday, April 24, 2012

Eagle Eyes

Reaching For Sharpness • Bad Vibrations • The Apple Of My i

I photograph wildlife with a Canon EOS 40D, a 500mm ƒ/4 IS lens and often a 1.4X matched tele-extender. I consistently apply technique to maximize sharpness

Tuesday, March 27, 2012

Give ’Em Some Space

Spring Is For The Birds • Live View Benefits  • The Right Light

This issue will reach you in April, when spring is really getting started in most of the country.

Tuesday, February 28, 2012

Max Depth Of Field

Stacking Ghosts • Film Scanners And The Year Of The Lion • Choosing B&W Print Media

I've tried macro image-stacking software repeatedly, but have had terrible luck with it. When I change focus points, the image size changes slightly.

Tuesday, January 31, 2012

Landscapes Are Alive!

Landscapes Don’t Move? • B&W Printers • Specialty Cameras For Unique Results • RAW Or JPEG, Once More

But the mood changed immediately when he realized I focus on landscapes. "Landscapes are dead," he said. "They don't move."

Tuesday, December 13, 2011

Make Your Panos Match Up

Wide-Angle Panoramas • See The Sharpness Get • The Most From A Lens And Camera • ND Filters • Sensor Cleaning • Missing Arches

I'm having trouble getting my wide-angle panoramas to stitch together.

Tuesday, October 25, 2011

The Colors Of Snow

Antarctica And Other Snowy Venues • Lost Pixels • Taking The Long Road • Presentation Programs • Photos On The Level

What setting would you recommend to shoot in Antarctica?

Tuesday, September 20, 2011

Speed Up To Slow Down

Slo-Mo Video • What You Get Isn’t What You Got • False Magnification?

Are these photographers using special cameras and software, or can I do this with my DSLR's HD video?

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