When I opened the package, it appeared at first glance that Zeiss forgot to insert the glass; but it was so thoroughly transparent that I had to touch this filter to prove that the glass was, indeed, there. At that point, I knew it would be a huge...

I recently bought the Zeiss 24mm f/1.8 ZA lens for NEX and need a protection filter. I bought a B+W 49mm MRC Nano Clear filter, which is a very nice product, but is too thick to allow the hood to fit the lens... However, the Zeiss-Sony 49mm MC filter...