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sigma 18-50 balsuociau

"Ds" <daumantui@yahoo.com> wrote in message 
news:gte6qv$vnh$1@trimpas.omnitel.net...
> Klausimas, koks skirtumas tarp sigmos ir tamron 17-50?, dazniau 
> rekomenduojamas tamronas,
> bet Lt. paprasciau rasti Sigma, kodel Jus uz Tamrona?
>
> "WA5" <nera@nebus.nereikia> wrote in message 
> news:gtc075$lq$1@trimpas.omnitel.net...
>> sako sigma astresnis..
>> reiketu pabandyti konkretu objektyva viena ir kita ir palyginti..
>>
>> "tcm" <tcm@tsm.tcm> wrote in message 
>> news:gtbp0g$ke7$1@trimpas.omnitel.net...
>>> kodel ne tamron 70-200 2.8 ?
>>>
>>> "WA5" <nera@nebus.nereikia> wrote in message 
>>> news:gtbjmk$b7r$1@trimpas.omnitel.net...
>>>> Tamron 17-50 2.8
>>>> Sigma 70-200 2.8
>>>>
>