Decrease dark tolerance from 0.8 to 0.7

Author: Phaips

docs/03-tutorial/02-aretomo3/index.md

@@ -30,7 +30,7 @@ gain_ref="GainReference.gain" # give the gainref file!
 outdir=aretomo_output
 apix=1.91
 tilt_axis=-95.75
-dark_tol=0.8
+dark_tol=0.7
 vol_z=2048
 amp_con=0.1
 fm_dose=0.01136 # dose per frame! so 3.5 e/A² per 308 total EER frames here