[ Formula 12 ] [ c 1 c 2 ??? c m ] = ( J T ??? J ) - 1 ??? J T ??? [ O 1 O 2 ??? O k ] , ( 7 ) J = [ J 11 J 12 ??? J 1 m J 21 J 22 ??? J 2 m ??? ??? ??? J k1 J k2 ??? J km ] ( 8 ) It is assumed herein that the target sample contains the first to mth (where m is an integer of 2 or more) fluorescent dyes and the multiband camera has the first to kth (where k is an integer of 2 or more) different det