|  | USB4000 Miniature Fiber Optic Spectrometer"Easy to use, nice customer service."
8 June 2011 | - Ease of use5 out of 5
- After sales service3 out of 5
- Value for money4 out of 5
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|  | Prodigy Inductively Coupled Plasma (ICP-OES) Spectrometer"software difficult to use. poor interface, mediocre customer service."
8 June 2011 | - Ease of use3 out of 5
- After sales service2 out of 5
- Value for money3 out of 5
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