略語大辞典 [Opt] 31 EG enhanced gold (mirror) エンハンス金ミラー(鏡). enhanced gold (mirror); an optical reflector; ref. Au(bare gold), Ag(bare silver), PS(protected silver), ES(enhanced silver), SES(super-enhanced silver), SSES(highest-reflectivity silver coating), MMR(maximum metal reflector), DES(dual-e 丸善「略語大辞典」JLogosID : 11873394