Kamera kopułkowa and other 68,000 icons from Icons8 icon pack follow the visual guidelines of the operating systems: Windows, iOS, Android KitKat, and Material. PNG format is free up to 100x100 px. Icons are availble for download in PNG and vector (SVG, PDF, EPS, and more).
A dome camera is an object that is the bottom half of a half circle, and attached to it is a base but the base is on the top instead of the bottom. Inside the half circle or dome there is a camera attached to it.