举个例子，第一张就不清楚，如果你没有后期crop的话。

I had mixed feelings about the 100-400. It's a hit or miss and I can't tell exactly when is which.

所有跟帖： 

• 第一张被俺后期crop了，而且俺 only work on JPEG file -HawaiiBlue- ♀ (23 bytes) () 10/05/2009 postreply 13:13:03

• 没用100-400照过飞机, 找出我用135 f/2+2X extender照的看了看。 -moab- ♂ (59 bytes) () 10/05/2009 postreply 14:32:41

• 那俺就放心了，只要不是俺水平太差，教都教不会就行：) -HawaiiBlue- ♀ (0 bytes) () 10/05/2009 postreply 15:02:03