B+W 49mm Master Clear MRC Nano 007M Glass Filter

Product Description
B+W 49mm MASTER 007M Clear Knurled Filter with No Filter Effect or Light Loss which will also protect your lens investment. They can remain in front of the lens permanently as they are color-neutral, highly transparent and, thanks to the B+W MRC Nano coating, have an extremely low reflection. The filter also has a MRC Nano coating to repel water and dust.