Some more sharing. Inside a low light cave , hunt monkey with FW4!
XT-1 grip on
50-140
f/2.8
140mm
1/200
ISO1600
f/2.8
140mm
1/250
ISO3200
I found wide/tracking still with lens hunting even status in green (tested with 14 and 50-140). FW4 can be said better than before, enough for now (I'm satisfied with, in case I need it )