[K_C]

Tamron SP AF 17-50 F/2.8
&
Sigma 17-70mm f/2.8-4.5 DC Macro

有冇師兄兩支鏡都用過? 我知a16好評如潮, 但又想個range大少少, 所以先考慮Sigma 17-70mm f/2.8-4.5 DC Macro. 貪佢70mm都有4.5光圈.

謝~

[yung2]

兩支我都無用過....

不過你可以去呢度睇吓人地d測試
http://www.photozone.de/8Reviews/index.html

[K_C]

Any body can share with me? thanks~

[man1492]

macro VS f/2.8

[老叟]

many macro lenses have 2.8

[man1492]

"many macro lenses have 2.8 "

But they are prime lenses.