Versatile Spectrometers

Compact Design and Powerful Performance

Ocean versatile spectrometers are ideal for limited-space integration in various applications, delivering precise results for diverse needs. 

Specifications:	SR2	SR4	SR6
Wavelength Range	185 – 1100 nm	190 – 1050 nm	180 – 1100 nm
Integration time	1 μs – 2 s	3.8 ms – 10 s	7.2 ms – 5 s
Optical resolution (FWHM)	0.42 – 11.52 nm	0.42 – 11.34 nm	0.36 – 11.52 nm
SNR (single scan @ 10 ms)	380:1	250:1	400:1
SNR (max. per second w/High Speed Averaging Mode)	25,800:1	3,000:1	3,500:1
Connectors	16 pin Samtec TFM, RS-232, SMA, USB Type-C	16 pin Samtec TFM, RS-232, SMA, USB Type-C	16 pin Samtec TFM, RS-232, SMA, USB Type-C
Physical dimensions	88.1 x 63.5 x 31.45 mm	88.1 x 63.5 x 31.45 mm	88.1 x 63.5 x 31.45 mm
Weight	254 g	254 g	254 g
Temperature (operation)	0 °C – 55 °C	0 °C – 55 °C	0 °C – 55 °C
Best for	High light-level absorbance measurements Laser/LED characterization Color and reflectance measurements	Absorbance at low stray light levels Emission line analysis in gases and plasmas High-resolution ethanol-water analysis in teaching labs and QA/QC environments where spectral detail is key Reflectance of solid samples	UV absorbance of proteins Fluorescence of chemical samples High-sensitivity analysis

Disclaimer: Wavelength range and optical resolution specifications are typical values. Actual performance may vary depending on configuration, selected components, and operating conditions.