100% crop of a RAW.
F9.0 1792mm
Sigma 80-400OS combined with a stacked 1.4x and 2.0x convertor from Sigma.
Tripod and mirrorlockup
Noise is due to the fact I by accident underexposed arround 2 fstops for the subject.
Had to do the test rather quickly because the weather was getting darker.
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