[canlaymen]

我用50D, 想試代用 Lens. 想問問以下Sigma coding 代表什麼:

Sigma:
EX - ?
DG - ?
DC - ?
APO - ?
HSM - supersonic motor?

Tarmon
SP - ?
Di - ?
SP - ?

Thanks.

[50D]

可以落舖拿catalogue望下...學到好多野！有中文版的...

http://www.sigma-photo.co.jp/english/lens/index.htm (english only) chinese version closed!

[wesleyyau]

睇呢個啦... http://www.uwants.com/viewthread.php?tid=7716322
#1: CANON
#2: NIKON
#3: TAMRON
#4: SIGMA
#5: ENTAX
#6: TOKINA
#7: OLIMPAS
#8: LEICA
齊哂....

[wesleyyau]

#5 係PENTAX

[petercyc]

http://www.sigma.net.tw/index-3.htm

[50D]

wesleyyau...good info! thanks!
but not really update...USM for canon? missed!

[jsklee]

ultrasonic motor