The telescope is actually built similarly to the, well-known to you, Hubble Space Telescope, except it does have an additional lens, a wide-field lens, as you would call it as a photographer.
El telescopio está construido de manera similar al, que ustedes conocen bien, Telescopio Espacial Hubble, excepto que posee una lente adicional una lente gran angular, como la llamaría un fotógrafo.