Re: [OM] Butterflies of Costa Rica

[Giles]

I have had some promising results with a 180/2 - 65-116 auto 
extension tube - 1.4x TC combo.
Giles

> Walt,
>
> Thanks.
>
> I have a 250/2 which focuses to 7 feet. Should I try some extension on that?
>
> Matt

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