Whoops - might help if I included the link! -
http://www.bobatkins.com/photography/tutorials/tc3.html
On 03/10/2004, at 1:13 PM, Andrew Fildes wrote:
> You might find this article of interest regarding TC testing - the
> Canon TC's are of similar reputation and cost to the Olys and the
> comparison between using a 1.4X TC or upscaling/enlarging is quite
> interesting. Sometimes one is better, sometimes the other. It all comes
> down to 'suck it and see' I suspect, but Atkins' approach is good.
> AndrewF
>
> On 03/10/2004, at 9:04 AM, Jeffrey Keller wrote:
>
>> A list member sent me a link to one of his photos where he had used
>> stacked
>> Oly TC's. Hard to judge how good a print would be but he's definitely
>> convinced me to carry a pair of TC's. I'll probably try to shoot with
>> the
>> pair stacked and then again with a single TC when the subject hasn't
>> moved
>> too far.
>>
>> My bias has always been that the 1.4x TC works well with some lenses
>> but
>> that a 2x and especially a stacked pair was a good way to end up very
>> dissappointed. Both the digital images that prompted me to seek
>> opinions and
>> the list members photo have convinced me the risk of getting a
>> worthless
>> photo is small and to bet on the stacked pair for awhile when needed.
>> No one
>> seems to have found a magic combo but it's seems to be a reasonable
>> risk to
>> use the 2x and/or stack the 1.4x + 2x.
>
>
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