Camera Calibration Image Print at its Original Size = Larger than Advised

[LightBurn (Oz)]

There are two posts that discuss camera calibration that you should read as well:

Tips for calibrating / aligning the camera

These are the most common reasons for difficulty with camera calibration: The camera doesn’t need to be on the machine for the lens calibration - It’s ONLY the lens and pattern that matter for this part, and the pattern can be scaled up. If you do it on the machine, if you have a honeycomb bed, cover it (bedsheet, paper, wood, etc) - the pattern gets misinterpreted as more circles and confuses the software. The printed circle pattern has to be as flat as possible . Glue it to wood or f…

The camera doesn't find the lens calibration pattern (pattern NOT found)

The most common problems people have with the lens calibration are as follows: Honeycomb bed is visible, confusing the circle-finding code. Cover the honeycomb with a bed sheet, cardboard, paper, wood, etc. Camera isn’t in focus. Focus the camera as well as you can to get a clear image. All of the LightBurn cameras are manually focused by twisting the lens Calibration pattern is too small (or too large) in the view - you want the pattern to fill roughly one of these squares for each c…