16-9.net has just published a great review of the new Zeiss 25mm f2.8 manual lens and compared it to the Nikon 24mm f2 AIS, which it compares very favorably to. In addition to the excellent review, you can also download sample output photos. Read the review here.
Zeiss ZF 25mm f2.8 v Nikon 24mm f2 AIS
25 NovSubscribe
Nikon Camera Blog 