锗光学窗, Germanium Optical Window

钬箔, Holmium foil

铟粒, Indium shot

铟箔, Indium foil

铟线, Indium wire

铱粒, Iridium shot

铱线, Iridium wire

铁柱, Iron slug

铁箔, Iron foil

铁线, Iron wire