Replacement clear glass for Omega Glass 5" x 7" sheet film negative carriers as used in Omega E series enlargers. This glass is a single sheet to replace the upper glass only. See separate listings for the the lower glass and for the optional anti-newton upper glass.
For reference this glass has nominal dimensions of 125.5 x 179mm and 1.6mm thick (approx 4-15/16" x 7-1/16" x 1/16" thick) with bevels on the short edges.