And now we got even more info about the future 30mm NEX and the other 6 future NEX lenses.
The 30mm macro lens is designed with 7 lens elements in 6 groups. One of them is an ED lens and three of them are aspherical. Minimum focusing distance is 10cm, filter size 49mm and weight 138g.
There will be six more NEX lenses to come in 2011/2012:
A Sony portrait lens 50mm f/1.8
The 24mm f/1.7 Zeiss
The telephoto zoom lens (should be 55-200mm f/4-5.6)
A medium telephoto lens
The Sony G standard zoom
A Sony wide angle zoom.
P.S.: The NEX flash will cost around $150 and have a coverage of 24-50mm.