<P> An optical telescope is a telescope that gathers and focuses light , mainly from the visible part of the electromagnetic spectrum , to create a magnified image for direct view , or to make a photograph , or to collect data through electronic image sensors . </P>
<P> An optical telescope is a telescope that gathers and focuses light , mainly from the visible part of the electromagnetic spectrum , to create a magnified image for direct view , or to make a photograph , or to collect data through electronic image sensors . </P>
what kind of light does an optical telescope collect
what kind of light does an optical telescope collect
mainly from the visible part of the electromagnetic spectrum
mainly from the visible part of the electromagnetic spectrum