Foto&Tech 2 Pieces Rubber Eyecup Eyeshade for Glasses Replaces DK-19 for Nikon D5, D500, D4s, D4, D2 Series, D3 Series, D700, D800, D800E, F6 DSLR Cameras Comfortable for people who wear glasses Reduces glare in the viewfinder ONLY compatible with Nikon D2 Series, D3 Series, D4, D700, D800, D800E, F6 Minimizes oil stains on LCD Large round eyecup blocks stray light