1) Image quality is great
2) Very good zoom method (Pull)
3) Useful IS system
4) Build quality very good
顯示： 25 - 28 (最佳心得)
優點:
缺點:
1) Easy to get dust inside the len
2) F4.5-5.6
3) If the IS system little bit outdated
2) F4.5-5.6
3) If the IS system little bit outdated
評價:
I used this len for 9 months, satisfy with this len
優點:
100-400mm
for 40D , it have 160-640 , good use
for 40D , it have 160-640 , good use
缺點:
400mm NOT too sharp . only F5.6 in 400mm
評價:
ok . so far so good . still keep test this len
overall is good . worth buy !
overall is good . worth buy !
