Fotodiox 10eye-N-28R Eyecup for Nikon D1/D2X/D2H/D3/D3X/D3S/D4/D700/D800/D800E/F5/F6 Eye Cup (Black)
Replacing the existing eye cushion with the Fotodiox Eye Cup, it becomes more comfortable for the eye and safe for eye glasses. The eye cup is made out of durable rubber and is an essential tool for any photographer that needs assistance reducing extraneous light and vision strain.