In article <4eltfm$t6f@news.csus.edu>, tjioe@lewis.sfsu.edu says...

>How about quality, sharpness of the 105/2.8 Micro? I heard that
>this lens is maximize for Micro work only. So it is not quite
>made for portrait work.

If you are asking which lens is sharper (at wide apertures) at
distances of around 4-6 feet, the 105mm f2.8 Micro-Nikkor (all
versions) would give a sharper image at that distance.
Hope This helps