Flat frames illuminate where dust, vignetting, and other imperfections in the optical path and are used by imaging software can use the flat frame to compensate when processing the image. Flat frames are used with dark frames and bias frames to round out the calibration set. You don’t need to do any of these frames, but your images will come out better and less noisy if you do. If you disassemble your camera from your telescope, you will want to take flat frames each session because there is no guarantee the camera will have the same alignment when you reassemble […]
Daily Archives: 10/31/2021
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