Quote:
Originally Posted by plasmodium
.make sure that no light is getting to the camera (wrapping the front in tin foil is great for this – black plastic lenscaps are quite "clear" to near IR light).
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how about that.. i wouldnt have believed it.... but i bought a modded camera recently and had a little light leakage through the lens but not the telescope, and could not work out why .... theres the answer!
I have been averaging my darks , it would appear that median is the go, thanks for the advice.