Fotodiox Pro 145mm Ultra Slim Neutral Density 1000 (10-Stop) Filter - Multi Coated ND1000 Filter (works with WonderPana 145 & 66 Systems) Calumet Genesis The Leica M 6-bit lens

The Leica M 6-bit lens coding system works together with firmware in the newer camera bodies (starting with M8) to correct for various lenses

4 in (19 x 19 x 1 cm)

The information on the lens is used to help the camera to optimize image quality and this information is also written into the EXIF image file

Just clip your GoPro camera into the mount

Lens Mount: Leica M Rangefinder Lens Body Mount: Fujifilm X-Series Mirrorless Camera Body Manufacturer: Fotodiox Inc

Fotodiox Pro 145mm Ultra Slim Neutral Density 1000 (10-Stop) Filter - Multi Coated ND1000 Filter (works with WonderPana 145 & 66 Systems) Calumet Genesis The Leica M 6-bit lensDescription Specs Compatibility Notes Product Highlights: Decrease the effective ISO of high speed film and allow it to be used outdoors in bright situations Enables slow shutter speeds to be used to record movement in subjects such as waterfalls or cars Film subjects such as snow, sand or other bright scenes that can cause overexposure Premium grade optical glass filter; high quality, ultra slim, MC ND1000 filter Premium grade anodized aluminum ring;