Cleaning dust artifacts
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| "Dust map" function is OFF |
| "Dust map" function is ON |
To use this function follow these steps:
Prepare "white frame". After (or before) you shot all other images, make unfocused (!) shot of the white surface, so that dust on the sensor can be easily identified.
Start Helicon Focus, add stack of images.
Add dust map using File -> “Add Dust Map…” menu command.
Run combining process.
Please note, that dust map should have the same dimensions as all the other images in the stack.
Prepare "white frame". After (or before) you shot all other images, make unfocused (!) shot of the white surface, so that dust on the sensor can be easily identified.
Start Helicon Focus, add stack of images.
Add dust map using File -> “Add Dust Map…” menu command.
Run combining process.
Please note, that dust map should have the same dimensions as all the other images in the stack.
Here is an example of the "white frame" or dust map (provided by Phil McCollum):
And here is the dust map processed by Helicon Focus to reveal small dust points:
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