with status a sensitometry and the dmax and dmin values recorded in table 3 in runs 1 to 3 that are not according to the invention the process steps were effected conventionally using baths in runs 4 and 5 the bleach redox amplification step was carried out in the apparatus shown in the drawing and as described in example 1 ______________________________________color developer amplifier solution formula 3 component amount______________________________________anti calcium agent 0 6 g l dtpa 0 81 g l k sub 2 hpo sub 4 3h sub 2 o 40 0 g l potassium chloride 0 45 g l potassium bromide 1 5 mg l hydroxylamine sulphate 1 2 g l catechol disulfonate 0 3 g l color developing agent cd 3 5 5 g l h sub 2 o sub 2 30 w w solution 2 5 ml l ph 11 5temperature 35 u00b0 c processing time 45 seconds process cycle color developing with formula 3 45 seconds stop 45 seconds bleach fixing 22 5 seconds washing 3 times for 22 5 seconds each dry______________________________________amplifier solution formula 4 component amount______________________________________anti calcium agent 0 6 g l dtpa 0 81 g l k sub 2 hpo sub 4 3h sub 2 o 40 0 g lh sub 2 o sub 2 30 w.