A teleidoscope is a kaleidoscope with no object cell. The image in the scope is whatever the scope is pointed at at the time. In effect, whatever the kaleidoscope is pointing at becomes the object cell.
A teleidoscope is a kaleidoscope with no object cell. The image in the scope is whatever the scope is pointed at at the time. In effect, whatever the kaleidoscope is pointing at becomes the object cell.