Prism Spectroscope With Directly Readable Wavelength Scale (700-400nm) Slit Gemstone Spectrometer Gemological Testing Tools

Prism Spectroscope With Directly Readable Wavelength Scale (700-400nm) Slit Gemstone Spectrometer Gemological Testing Tools
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sku: 1005003767708715
$685.52
Shipping from: China
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