Are you sure? When a lens claims to be f/2.8 at all zoom levels, it usually means that that the maximum aperture (i.e., minimum f-number) is f/2.8. It can do f/11 etc also.
If it is indeed a lens with just a single aperture setting, can you tell me the model number? I'm quite curious now. Thx.
If it is indeed a lens with just a single aperture setting, can you tell me the model number? I'm quite curious now. Thx.