PhotoRepublik 40.5mm ND 8 Filter Category_Action Camera Mounts the Sony Nano AR Coating

the Sony Nano AR Coating

this lens is designed to bring out the best performance of PENTAX medium-format digital SLR cameras

it is suitable for studio portraits

The objective lens surface is treated with the PENTAX original Super Protect (SP) coating

PhotoRepublik 40.5mm ND 8 Filter Category_Action Camera Mounts the Sony Nano AR CoatingMade with an ultra durable machined aluminum ring the PhotoRepublik ND 8 filter can reduce up to 3 stops of light. ND filters reduce the amount of light reaching the lens to help increase exposure time, without affecting colour rendition. ND filters are usually used to slow down shutter speed in video mode to prevent rolling shutter. In still photography it is used to allow greater expression of movement than the cameras settings can normally capture,