https://ahui3c.com/37/%e6%af%94%e5%8e%9f%e5%bb%a0%e9%82%84%e8%b2%b4%e7%9a%84%e9%8f%a1%e9%a0%ad-sigma-50mm-f1-4-ex-dg-hsm Liao A-hui's 3C & Geek news Wed, 13 Jan 2010 09:12:00 +0000 hourly 1