All of these were shot at a temperature of 4.6C (40.2F)
60 seconds, brightness=Max, Gain=Max
Iris statistics: Mean: 701 Median: 705 Min:394 Max:758
1 Second Gain: Max Bright:Max
Iris statistics: Mean 695 Median: 698 Min:488 Max 761
60 seonds Gain:Max Bright: 50%
Iris statistics: Mean: 371 Median: 373 Min: 165 Max: 649
10 Seconds Gain: Max Bright: 50%
Iris statistics: Mean: 360 Median: 360 Min: 176 Max: 645
Now the subtraction of 60sec/Maxgain/50%bright - 10sec/Maxgain/50%bright
This image was scaled to to range 0-128 to highlight the difference
Iris statistics: Mean: 71 Median: 72 Min:0 Max:156