Complete Filter 49mm for digital cameras, such as Sony NEX lens 3.5-5.6 / 18-55mm- consisting of UV MC Filter / Circular Polarizer / gray filter ND4 (Electronics)
It is precisely this filter you need. From the UV filter as lens protection, the gray filter as tricky assistant at long exposures, the polarizing filter as the still used Shoo improver. Small, precise and compact this delivery.