Stands for Encapsulated PostScript. Occasionally called EPSF, with an F for Format. A widely standard document format, often (but not always) used for vector files created by drawing programs such as Adobe Illustrator or Corel Draw, However, bitmap photographs can also be output as EPS by Photoshop, while layout programs can output EPS with all sorts of components.
Metal reinforcing rings that are used with banners and similar flexible signage material, or some curtainside vehicle media. These allow cords, ropes or straps to be passed through the holes in the eyelet rings and secured to scaffolding, frameworks, fences, vehicle structures or whatever else the material is being attached to.