It's Big, Black and Heavy And it's not cheap
Advantages: Fantastic Clarity
Disadvantages: Weight and Cost
...talking about? The new Sigma 800mm APO F5.6 EX DG Lens.
First let's get the technical bits out of the way. I will be honest and state that I do not understand all the data.
lens construction 12 elements in 9 groups
Angle of view 3.1 degr ...
Coloneljohn 28.07.2005 · Read full review
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Review of Sigma 800mm F5.6 EX DG HSM - Canon