# Very inconsistent results in the same roll **URL:** \ **Category:** Digital Camera Scanning\ **Created:** [January 18, 2025, 6:28pm UTC](https://forums.negativelabpro.com/t/very-inconsistent-results-in-the-same-roll/8756 "2025-01-18T18:28:39Z")\ **Posts on this page:** 1\ **Showing post:** 7
**Author:** ![Digitizer](https://avatars.discourse-cdn.com/v4/letter/d/57b2e6/32.png) [@Digitizer](https://forums.negativelabpro.com/u/Digitizer)\ **Post date:** [January 24, 2025, 7:39am UTC](https://forums.negativelabpro.com/t/very-inconsistent-results-in-the-same-roll/8756/7 "2025-01-24T07:39:47Z")
> [@xda](#): > > Why can’t it be a normal vignette where only the exposure falls off towards the edges, and not have the color cast? If we consider the captures to be taken with mixed light and NLP’s way to balance conversions, some colour cast can be expected. Local adjustments done before converting might help to compensate the cast, but it’s difficult to say how well it will work. Check out the following post on how to try/do it: > [@Vignetting Driving Me Nuts, Looking for Advice](https://forums.negativelabpro.com/t/vignetting-driving-me-nuts-looking-for-advice/8554/18): > > Tried the radial filter, which made a big difference, even with a closed aperture. This is how I made the filter/mask Display a reduced view of a blank capture of the backlight (Kaiser Plano in my case) Draw a radial mask, circular in my case, that extends from corner to corner Reduce exposure until the center and corner brightnesses are about the same and let the histogram guide you: the narrower, the better Adjust mask feathering until brightness is abou… --- _[View the full topic](https://forums.negativelabpro.com/t/very-inconsistent-results-in-the-same-roll/8756)._