When you're choosing a compact spectrometer, the central challenge is finding a unit that pairs a truly useful wavelength range with a detector that can resolve the signals you care about. With a used instrument, the uncertainty is even higher because you have to trust the previous state and calibration. This single-product review focuses on a specific Ocean Optics USB2000+ unit and helps you decide whether its specifics match your spectroscopy analysis detection needs.
Quick Verdict
This used Ocean Optics USB2000+ covers 340-1034nm and relies on a Sony ILX511B CCD array with 2048 pixels. It's a functional, accessible unit for someone who wants a working spectrometer without paying new-unit prices. The band and used condition are the two things to weigh.
Who It Suits
This unit suits a shopper who needs a UV-Vis spectrometer for educational labs, small research projects, or routine optical measurements within this wavelength band. The included software is an official free gift after ordering-complete, permanently valid, and simple to operate-so you don't need to spend extra on acquisition software.
What Stands Out
The calibration promise is the key differentiator: the wavelength is re-calibrated before shipment to a deviation of less than 0.3nm. The software being shareable and permanently valid also removes a common hidden cost.
Meaningful Trade-Offs
The main trade-off is the used condition. Even with recalibration, you're relying on the stated condition of the instrument. Country of origin is China, which is useful provenance information. The other consideration is the band: it covers UV through near-infrared, but not deeper UV or extended NIR.
Bottom Line
If you need a functional UV-Vis spectrometer in this wavelength band and are comfortable with the calibration-before-shipment step, the Ocean Optics USB2000+ at USD 418 is a concrete option. The Sony CCD detector gives it substance at the listed price. If you need a wider range or a brand-new unit, this is not the one.
1PC Ocean Optics USB2000 USB2000+ Spectrometer uv range 340-1034nm(Tested
This is the unit under review: an Ocean Optics USB2000+ with a 340-1034nm band. At USD 418, it's a price-anchored option. It's a tested, nearly new unit, and the functions are intact. The limitation is the band itself: if your measurements fall outside 340-1034nm, this won't cover them. For the stated scope, it's a specific, no-frills choice.
