A variant of the canon EOS 600D has been designed for astrophotography.a reworked ir filter makes the 6OOD more sensitive to a certain frequency of hydrogen an ability that is necessary when photographing nebulae in space.an improved 3 inch lcd, enhanced noise reduction and the RA-E3 remote controlled adapter that is packed with the 6oDa will benefit astrophotographers as well.an AC adapter kit is also included with the camera and can be used to power the camera through a wall outlet.best for astrophotography.