Leica Filter E43 UVa 13206 For Summilux 50mm 2nd Can also be used on 1st "Lady" lenses This is a very rare filter, and it's difficult to find. It's a thin, special filter, and without it, the dedicated hood 12586 and XOOIM 12521 won't fit. In terms of just the filter, the black one seems rarer than the silver one for the "Lady" lens. The exterior shows some signs of use. Optically, it appears clear with no major scratches. Would you like to use it? This is a very rare genuine thin filter for the Summilux 50mm 2nd. With this filter, you can attach the hood while the filter is on. It's a rare item that's difficult to find on the market. *We try our best to check the condition and describe it honestly, but please understand that you are purchasing with the assumption that there may be some imperfections that we have not been able to identify due to our amateur inspection. Please check the condition of the glass in the photos.