Thanks everyone for the prompt and very helpful replies. I tried both inside and outside supports generated automatically in the Simply3D program and they certainly improved the print quality at the top of the dome. However, separating the supports left the surfaces noticeably marred to varying exte...

I just acquired the MakerGear M2 and am not yet proficient with it. I leveled the glass platform of my new MakerGear M2 using a piece of paper 0.25 mm thickness and was able to print a dome shell with wall thickness 2.0 mm and hole in the top. The sides (with steep slope) printed very well, however,...