Posted by Lee Petersen | June 17, 2023
The Physics of Photography: An Integrated Approach

The Physics of Photography: An Integrated Approach is an introduction to the series and my philosophy behind it, how physics and photography inform each other.

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Honesty in Aurora Photography
Posted by Lee Petersen | November 21, 2020
Honesty in Aurora Photography

I've heard a few stories recently about disappointed "aurora tourists". Do the photos really look like what you see in social media? My article on honesty in aurora photography.

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Posted by Lee Petersen | August 6, 2020
Reflection of Light

The relation that the angle of incidence is equal to the angle of reflection combined with the observation that the normal direction, incident, and reflected rays lie in the same...

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Posted by Lee Petersen | July 16, 2020
Smugmug – Not Just For Professional Photographers

SmugMug is an excellent photo service, whether you are just looking for an inexpensive cloud option for back-up or a seasoned pro photographer wanting to make a beautifully presented portfolio.

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Posted by Lee Petersen | June 6, 2020
Review: Peak Design Capture Camera Clip

As an avid hiker carrying a DSLR, I find this to be a necessity. I love it and have used it now for 5 years. It's durable, comfortable, and easy...

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sigma 17-50mm f/2.8 lens
Posted by Lee Petersen | May 3, 2020
Review: Sigma 17-50mm f/2.8 EX DC OS HSM FLD Standard Zoom Lens

The Sigma 17-50mm f/2.8 lens is an excellent, general purpose or walk-around, wide to standard zoom lens. It takes detailed images with minimal distortion.

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Camera Settings For Aurora Photography – How to Take Great Northern Lights Photos
Posted by Lee Petersen | February 28, 2014
Camera Settings For Aurora Photography – How to Take Great Northern Lights Photos

A detailed guide to aperture, shutter speed, and ISO camera settings specifically for aurora photography. How to take great photos of the northern lights!

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Posted by Lee Petersen | December 26, 2013
Aurora Post Processing 2: Raw Therapee

Aurora Photography Tutorials As I eagerly await the release of GIMP 2.10 that will support both 16 and 32 bit color depth, I figured it's a fine time to continue...

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Posted by Lee Petersen | December 25, 2013
Aurora Post Processing 1: White Balance and Noise using UFRAW

(For more in-depth editing, check out the second installment: Aurora Post Processing 2: Raw Therapee) - These posts are a bit outdated, using old versions of this software, but the...

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Posted by Lee Petersen | August 28, 2013
Black Rapids Glacier: July 24-July 5 2013 | Days 7-12

(continuing from Days 2-6) After a kind of lazy Sunday where we mostly hung around camp to throw the cover on the theodolite whenever it really started to rain, it...

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