while AF-S has built-in motor.
AF does not have built-in motor and requires more advanced camer
所有跟帖:
• 有built-in motor的好处是?? -CA55- ♀ (0 bytes) () 11/17/2011 postreply 12:42:56
• Low end camera like D3100, D5000, D40, etc. can have Auto Focus -江北快炒- ♂ (0 bytes) () 11/17/2011 postreply 14:10:15