It appears the 2 pictures were taken at different angles relative to the laser.
Also, the pic on the right seems to be alot closer to laser than the pic on the left.
I agree, pics taken outdoors with/without collimator is the way to go.
I just purchased 2 of the NCR8650B batteries that came with a cheap chinese charger. The output of the charger is 4.2V/650mAh.
It contains one led light that is supposed to (i think) turn from Red to Green once the battery has been charged. Below are some measurements.
Battery #1
Before...