| http://www.w3.org/ns/prov#value | - Useful inorganic lens materials include an oxide glass or a material such as silicon, polysilicon, siliconoxynitrate, and doped oxides such as Ge, Er, ZnO, ZrO2, InP, GaN and so forth. [0020] In FIG. 1B, lens pillars 16 are formed out of lens material layer 14.
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