RF 10-20mm f/4L IS STM

YuengLinger

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Dec 20, 2012
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I suspect the profile isn’t marking those areas as ‘out of frame, paint it black’, which means it tries to stretch the neighboring pixels to fill it.

I wonder if Adobe is experimenting with having generative AI fill in those black borders and forgot to turn on the settings for the ‘dumb’ border algorithm.
How does Canon's DPP rendering look? First day I had the 10-20mm, DPP looked fine, but the corrections wouldn't just transfer with RAWs to LR Classic.
 
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danfaz

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I suspect the profile isn’t marking those areas as ‘out of frame, paint it black’, which means it tries to stretch the neighboring pixels to fill it.

I wonder if Adobe is experimenting with having generative AI fill in those black borders and forgot to turn on the settings for the ‘dumb’ border algorithm.
Hmmm, that could be!
 
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danfaz

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I suspect the profile isn’t marking those areas as ‘out of frame, paint it black’, which means it tries to stretch the neighboring pixels to fill it.

I wonder if Adobe is experimenting with having generative AI fill in those black borders and forgot to turn on the settings for the ‘dumb’ border algorithm.
Latest update to LR has corrected the 24-105 2.8 issue!
 
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Jul 21, 2010
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"Hospital Cellblock" – Cellblock 3, the hospital at Eastern State Penitentiary in Philadelphia
Hospital Cellblock.jpg
EOS R8, RF 10-20mm f/4L IS STM @ 10mm, 1/80 s, f/8, ISO 2000

"Independence Hall" – original State House in Philadelphia
Independence Hall.jpg
EOS R8, RF 10-20mm f/4L IS STM @ 10mm, 1/100 s, f/8, ISO 100

"The Room Where It Happened" – Assembly chamber in Independence Hall, where the Declaration of Independence and U.S. Constitution were signed (Aaron Burr was not there)
The Room Where It Happened.jpg
EOS R8, RF 10-20mm f/4L IS STM @ 10mm, 1/60 s, f/8, ISO 10000
 
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danfaz

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"Hospital Cellblock" – Cellblock 3, the hospital at Eastern State Penitentiary in Philadelphia
View attachment 216108
EOS R8, RF 10-20mm f/4L IS STM @ 10mm, 1/80 s, f/8, ISO 2000

"Independence Hall" – original State House in Philadelphia
View attachment 216109
EOS R8, RF 10-20mm f/4L IS STM @ 10mm, 1/100 s, f/8, ISO 100

"The Room Where It Happened" – Assembly chamber in Independence Hall, where the Declaration of Independence and U.S. Constitution were signed (Aaron Burr was not there)
View attachment 216110
EOS R8, RF 10-20mm f/4L IS STM @ 10mm, 1/60 s, f/8, ISO 10000
Hospital Cellblock looks really cool!
 
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Aug 10, 2021
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I've had more practice correcting the distortion and vignetting. Here I've used LR CC's RF 14-35mm profile to start, and then expanded with the distortion slider until I was just at the limits of where the lenshood petals are visible. If you've seen Fro's video about this lens, you know that without correction it captures slightly more than 10mm.

Vignette, exposure, contrast, and sharpness slightly corrected in LR CC--globally, without selective editing.

ISO 100, f/8, 1/320th

View attachment 213168
I forgot about this photo! It really is stunning!
 
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