Cathedral Rock from Chapel Trail (Infrared)

Jim Peterson

Well-Known Member
Cathedral Rock from Chapel Trail (Infrared) ©2019 James D Peterson. The desert territory around Sedona, Arizona, is unlike any other. In addition to our famous red rocks, we also have a unique blend of low and high desert flora. That makes sense, since Sedona is in the transition zone between the two types of desert. But in any case, an infrared photo gives our desert plants a chance to show off their invisible (to the naked eye) glow.

Image ©2019 James D. Peterson

Cathedral-Rock-from-Chapel-Trail-Infrared.jpg
 

Jim Peterson

Well-Known Member
Very nice image. Does the brightness indicate how much IR is being emitted in each case?
Thanks, Ben! The answer to your question is "yes... more or less, sorta". Foliage generally reflects IR wavelengths more than other things in an image. However, that's not the end of the story. In postprocessing, I adjust the hue and luminance of each color separately so that when I convert to black and white, I can more precisely control the brightness of different image elements (usually the sky and the foliage).

Also, in this case, I blended back in just a hint of the "original" color (i.e., the adjusted color image before the b&w conversion). To my eye, that enlivens it significantly.
 

Dean

Well-Known Member
Neat shot Jim.. it is amazing how the plants glow. I have never seen anybody make Cathedral rock look so small :)
Congrats on the DFP.
Regards,
Dean
 
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