Vello ESS-EC7G Large Eyecup for Glasses for Canon 18mm Eyepieces For Canon 18mm Eyepieces, Large Eyecup for Eyeglass Users, Blocks Stray and Extraneous Light, Soft Rubber Won't Scratch Glasses PHOTO-Eyepiece Accessories
Vello ESS-EC7G Large Eyecup for Glasses for Canon 18mm Eyepieces For Canon 18mm Eyepieces, Large Eyecup for Eyeglass Users, Blocks Stray and Extraneous Light, Soft Rubber Won't Scratch Glasses PHOTO-Eyepiece Accessories