Sorry, I should have mentioned that my friend has done lots of
astrophotography (owns and operates a telescope store) and these photos
were tracked to follow the stars. He has done this many, many times! So,
as yet, no real explanation for either the footballs or the blue halos.
Rob
At 10:19 06/02/98 -0500, you wrote:
>Last week a friend showed me his newly acquired 180mm/f2.8 Zuiko which he
>had purchased for just over $300 CDN (~$200US). From the outside the lens
>was like new. I was envious that I hadn't been in the camera store first.
>
>Last night he showed me some astrophotos he had taken before he took the
>lens back to the store. I have never seen anything like them. The stars
>were football-shaped (astigmatism) and the brighter ones had blue halos
>around them (chromatic aberration). Any ideas as to what is going on? I
>have never even heard of such a bad lens!?
>
>Rob Roy
>
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