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GoPhotonics has curated a comprehensive portfolio of Monochromators designed to deliver precise wavelength selection, high spectral resolution, and reliable optical performance across scientific research, industrial inspection, biomedical instrumentation, and spectroscopy applications. As the demand for accurate spectral characterization continues to grow in fields such as photoluminescence, fluorescence analysis, detector calibration, optical sensing, and laser-based research, modern monochromators play a critical role in isolating specific wavelengths with exceptional accuracy and repeatability.

From compact miniature monochromators for OEM integration to advanced double-monochromator systems engineered for ultra-low stray light performance, the featured selection highlights versatile solutions that address a wide range of spectral measurement requirements. These instruments provide researchers and engineers with the flexibility needed to optimize optical systems while ensuring dependable wavelength control.

Edmund Optics: Compact Mini-Chrom Monochromator for Analytical and Biomedical Systems

The 37-596 Mini-Chrom Monochromator from Edmund Optics is a compact manual monochromator designed for precise wavelength selection across the 190 nm to 650 nm spectral range. Featuring a 74 mm focal length, 2400 grooves/mm diffraction grating, and a blaze wavelength of 250 nm, the instrument provides excellent spectral purity for UV and visible light applications.

The monochromator offers wavelength accuracy of ±0.2% and reproducibility of ±0.15%, while delivering resolutions from 0.53 nm to 3.21 nm depending on slit configuration. With stray light below 0.003% and a fast F/3.9 aperture, it ensures high signal quality and efficient light throughput. Measuring just 142.04 mm x 62.13 mm x 48.35 mm, the compact unit is ideal for integration into clinical chemistry analyzers, HPLC detectors, UV-VIS spectrophotometers, and other biomedical instrumentation.

Omega Optical: Compact Scanning Monochromator for UV-Visible Spectroscopy

The SMC1-02 Scanning Monochromator from Omega Optical combines compact dimensions with precise wavelength tuning capabilities for applications spanning 200 nm to 800 nm. Designed with a holographic grating featuring 1800 grooves/mm and a blaze wavelength of 250 nm, the system provides accurate and repeatable wavelength selection across the UV-visible spectrum.

Its variable slit design supports widths from 50 µm to 1 mm, enabling spectral resolutions from 0.36 nm to 7.27 nm. The monochromator achieves wavelength accuracy of ±0.5 nm and reproducibility of ±0.15%, while maintaining stray light levels below 0.003%. With a compact footprint of only 95 mm x 59 mm x 49 mm, the SMC1-02 is well suited for laboratory spectroscopy systems, OEM optical instruments, and research platforms requiring precise spectral scanning in a small form factor.

Bentham Instruments: High-Performance Double Czerny-Turner Monochromator

The IDR300 from Bentham Instruments is a sophisticated double Czerny-Turner monochromator engineered for demanding spectroscopic and radiometric applications. Offering an exceptionally broad spectral range from 200 nm to 50 µm, the instrument combines two 300 mm monochromators to achieve outstanding stray light rejection and spectral purity.

The system delivers wavelength accuracy of ±0.1 nm and reproducibility of ±0.025 nm, with spectral resolution reaching 0.05 nm in reduced slit-height mode. Featuring motorized variable slits, a triple-grating turret accommodating up to three gratings, and wavelength acquisition speeds of up to 2000 nm/s, the IDR300 provides both flexibility and performance. Its impressive stray light rejection of 10^-8 in double mode makes it particularly valuable for detector characterization, radiometric calibration, advanced spectroscopy, and optical measurement laboratories where spectral purity is critical. USB connectivity and software integration further simplify operation and automation.

Resonance : VM92 Monochromator for Precision Spectral Measurements

The VM92 Vacuum Ultraviolet (VUV) Monochromator from Resonance is designed for high-precision spectral analysis across the 55 nm to 600 nm wavelength range, making it ideal for vacuum ultraviolet spectroscopy, plasma diagnostics, synchrotron research, materials characterization, and detector calibration applications. Featuring a 92 mm focal length, F/2.2 optical design, and an 1800 grooves/mm diffraction grating, the monochromator delivers accurate wavelength selection with an accuracy of ±0.3 nm and reproducibility of ±0.2 nm.

The VM92 provides a spectral resolution of 1 nm with a 150 µm slit and a dispersion of 5.5 nm/mm, enabling detailed spectral measurements throughout the VUV and UV regions. Its interchangeable and adjustable slit system supports widths from 25 µm to 4000 µm, offering flexibility for a wide range of experimental requirements. The monochromator also delivers quantum efficiency exceeding 15% and operates at an ultimate vacuum of 10?6 Torr, ensuring reliable performance in demanding vacuum environments.

Wavelight Technologies: Double Monochromator with Exceptional Stray Light Suppression

The WM400 Double Monochromator from Wavelight Technologies is engineered for high-resolution spectroscopy and precision optical analysis across an extensive wavelength range of 190 nm to 2600 nm. Designed with a double monochromator configuration, the system achieves extremely low stray light levels below 6 x 10^-9, making it ideal for applications requiring exceptional spectral purity.

The instrument delivers spectral resolutions from 0.07 nm to 0.28 nm and wavelength accuracy ranging from ±0.15 nm to ±0.5 nm. Featuring adjustable slit widths from 0 to 2 mm, scan speeds up to 76 nm/s, and wavelength repeatability as tight as ±0.005 nm, the WM400 offers outstanding flexibility for advanced optical measurements. Its broad spectral coverage and superior stray light performance make it well suited for fluorescence studies, optical materials research, detector characterization, and scientific spectroscopy applications.

Supporting Advanced Spectroscopy and Optical Research

As spectroscopy and optical characterization applications continue to evolve, monochromators remain fundamental instruments for precise wavelength selection and spectral analysis. Whether enabling compact OEM integration, supporting laboratory-based research, or delivering ultra-high spectral purity for demanding measurement tasks, the monochromators featured on GoPhotonics provide engineers, scientists, and system designers with a diverse range of solutions tailored to modern photonics requirements.

By offering detailed product specifications, datasheets, and direct manufacturer access, GoPhotonics helps users efficiently compare monochromator technologies and identify the optimal solution for applications ranging from biomedical diagnostics and fluorescence analysis to detector calibration, materials characterization, and advanced optical research.

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