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homankop




註冊: 2009-06-18

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題目should i buy 17-40 and a converter?     Post time: 10 月 7 日

i have 24-105,70-200(2.8, non-is),450d

should i buy 17-40 and a converter?
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iamchowsingsing




註冊: 2009-02-02

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題目Re: should i buy 17-40 and a converter?     Post time: 10 月 7 日

Converter?
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叮噹仔




註冊: 2005-01-03

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題目Re: should i buy 17-40 and a converter?     Post time: 10 月 8 日

you should buy an inverter, a diode and a resister.........
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jsklee




註冊: 2002-10-16

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題目Re: should i buy 17-40 and a converter?     Post time: 10 月 8 日

what is a converter?
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Obi-Wan




註冊: 2006-02-06

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題目Re: should i buy 17-40 and a converter?     Post time: 10 月 8 日

homankop

17-40+ tele-converter / extender is very RARE

u can't use CANON extender on 17-40 (or any other EF lenses shorter than 135mm), but u may try using other brand teleconverter (such as those from Tamron, Sigma), but Sigma 1.4+17-40 combo is unsuccessful
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homankop




註冊: 2009-06-18

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題目Re: should i buy 17-40 and a converter?     Post time: 10 月 8 日

is 70-200+tele-converter ,
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Obi-Wan




註冊: 2006-02-06

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題目Re: should i buy 17-40 and a converter?     Post time: 10 月 8 日

I have both SW & SWIS + 1.4X & 2.0X

70-200/f2.8 (IS or non IS) + 1.4X very good quality, but 2.0X not so good, still can AF
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