4 votes
Accepted

How to mask a picture in Affinity Photo

This might not be the fast and convenient answer you're looking for but IMO this is the only way to get a clean selection of your subject: Use the Pen Tool to draw a path just on the inside edge of ...
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3 votes
Accepted

How to fix rotation orientation of multiple images in a Lightroom?

In the Lightroom filter bar, you can filter by aspect ratio. Select "Portrait" or "Landscape", depending on which images you want to change, then select all photos displayed (Ctrl-A) and rotate them.
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  • 6,790
2 votes

Photography from geostationary orbit

5.43 arcsec ≈ 0.0015°. On a full frame DSLR, a 300mm lens gives you 6.87° field of view. 6.87°/0.0015° = 4580, which is a less than the horizontal width in pixels of many full frame sensors. We're ...
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1 vote

How to select a cell phone (mobile phone) that will have the best camera hardware and software?

This is probably not an answer, but a long comment. How to select a cell phone (mobile phone) that will have the best camera hardware Read reviews, technical sheets, and choose one based on your ...
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