. . "prism spectroscope"@en-us . "0"^^ . "an optical instrument for spectrographic analysis"@en-us . . "104273064"^^ . "04273064-n"^^ . "spectroscope"^^ . . "104109589"@en-us . . . . "0.125"^^ . . . "spectroscope"@en-us . . . . .