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Canon 500mm F4 vs AP155 F7
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16-08-2011, 12:43 AM
Waxing_Gibbous
(Peter)
Grumpy Old Man-Child
Join Date: Jul 2009
Location: South Gippsland
Posts: 1,768
I tried using my (now Leon's) 500/4 L as a telescope with mixed results.
The image quality was very, very good, but the eight-blade diaphram gave objects multiple spikes and it was incredibly difficult to balance.
As Jase said: "Horses for courses".
Waxing_Gibbous
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