HR4 Series High Resolution Spectrometer

The HR4 is a high-resolution spectrometer with rapid acquisition, low stray light and great thermal stability for applications from plasma monitoring to DNA/RNA analysis. HR4 is compact and robust, with enhanced electronics and excellent thermal wavelength stability to ensure reliable performance in demanding environments.

HR4 models cover UV-Vis, Vis-NIR and UV-NIR options within the wavelength range from ~220-1050 nm, with a choice of slit width sizes to help users manage throughput and optical resolution.

Product Overview

  • High resolution performance — <1.0 nm (FWHM) with 25 µm slit (depending on configuration)
  • Excellent thermal stability — ensures reliable performance in demanding environments
  • High Speed Averaging Mode — hardware-accelerated signal averaging function that dramatically boosts signal to noise ratio
  • Configurability — multiple grating and slit options provide flexibility within range from 220-1050 nm

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Description

The HR4 high resolution spectrometer series’ is compatible with Ocean Optics SMA 905-terminated light sources and accessories, allowing users to optimise setups for different applications. With its high resolution performance and thermal stability, HR4 allows users to monitor smaller spectral differences within sample response. For example, HR4 is a good choice for optical emission spectroscopy applications in semiconductor manufacturing, where maintaining accuracy in identifying different spectral peaks is critical to certain processes.

Each HR4 spectrometer comes with OceanDirect, a powerful, cross-platform Software Developers Kit with an Application Programming Interface. OceanDirect provides users with the ability to optimize spectrometer performance, access critical data for analysis, and enable High Speed Averaging Mode, a function available with newer-model Ocean Insight spectrometers that dramatically improves spectrometer signal to noise ratio performance.

Specifications:

Wavelength range: ~220-1050 nm (configurations available within this range)
Optical resolution (w/25 µm slit): <1.0nm (FWHM) (depending on configuration)
Integration time: 3.8 ms-10 s
Dynamic range: 1300:1 (single scan)
Signal to Noise Ratio (max. per second w/High Speed Averaging Mode): 3000:1
Signal to Noise Ratio (single scan @ 10 ms): 250:1
Thermal wavelength drift: 0.02 nm/° C
Interfaces: USB Type-C; SMA; 16-pin Samtec TM; RS-232
Temperature (storage): -30 °C to 70 °C
Temperature (operation): 0 °C to 55 °C
Dimensions: 149 mm (w) x 106 mm (d) x 48 mm (h)
Weight: 931 g

Preconfigured Models:

Model:Range:Blaze wavelength:Resolution*:Grating:
HR-4UV220250-400 nm220 nm0.2nm1800 l/mm
HR-4UV250220-410 nm250 nm0.3 nm1200 l/mm
HR-4UVV250220-880 nm250 nm0.9 nm400 l/mm
HR-4UVV300220-650 nm300 nm0.58 nm600 l/mm
HR-4UVV330250-700 nm330 nm0.8 nm500 l/mm
HR-4VIS400350-800 nm400 nm0.58 nm600 l/mm
HR-4VIS450450-530 nm450 nm0.15 nm2400 l/mm
HR-4VIS500400-850 nm500 nm0.58 nm600 l/mm
HR-4VIS550450-650 nm550 nm0.3 nm1200 l/mm
HR-4VIS700530-645 nm700 nm0.2 nm1800 l/mm
HR-4VN400350-1025 nm400 nm1.20 nm400 l/mm
HR-4VN750520-955 nm750 nm0.58 nm600 l/mm
HR-4N500750-1000 nm500 nm0.4 nm900 l/mm
HR-4N750750-900 nm750 nm0.3 nm1200 l/mm
HR-4N1000750-1100 nm1000 nm0.6 nm600 l/mm
HR-4XR200220-1100 nm200 nm1.2 nm300 l/mm
HR-4XR300220-1100 nm300 nm1.2 nm300 l/mm
HR-4XR500220-1100 nm500 nm1.00 nm300 l/mm

*For 25um slit width

Specifications may be updated without notification

Related Spectrometer in the HR High Resolution Series

  • HR2 series for rapid acquisition speed and high signal to noise ratio (SNR) performance, making it ideal for laser and LED characterisation
  • HR6 series for high resolution and great UV response, which enable precise UV absorbance measurements of solutions and gases

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