Picture of the Month 

January 2002

 

 
 
 
 
 
 
 

First shadowgram obtained with the IBIS telescope in ESTEC. Radioactive sources (60 keV, ISGRI [left] and 661 keV, PICSIT [right]) 
were used to cast  shadowgrams of the IBIS coded aperture mask onto the ISGRI and PICSIT detector arrays.
 

Download picture (ISGRI, 90 kB)
Download picture (PICSIT, 72 kB)
Download caption

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