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AvaSpec-VARIUS™: Ultimate Versatility in Spectrometry
With its versatile and flexible design, the VARIUS™ allows for analyzing a wide range of samples and measurements, allowing you to quickly gain insights into your research or application.
The VARIUS™ spectrometer is available in conventional and industrial (OEM) versions. It has a 2048 or 4096-pixel detector and supports high-speed data transfer via USB3 and Gigabit Ethernet. The OEM version has a durable steel enclosure with electromagnetic shielding, particularly engineered for smooth integration into the product or system.
Patented Technology
Avantes Varius Spectrometer | When Versatility Meets Precision
Video Credit: Avantes
The VARIUS™ outperforms its predecessors thanks to patented technologies and better optical bench design. The VARIUS™ ensures precision and dependability across several applications. Integrate seamlessly with our AvaSoft software and crosslink solutions for greater adaptability.
Improve performance by changing the slit with different diameters. Experience the revolutionary magnetic connector cover system, which enablesquick slit changes and performance customization. Easily adapt to diverse measuring settings for the best results.
High Reproducibility
Avantes’ automated manufacturing method for the VARIUS™ spectrometer enableshigh-volume production while maintaining remarkable efficiency, speed, and precision. This automation promotes repeatability since each VARIUS™ spectrometer is identical to the next. This simplified procedure enables the production of high-quality spectrometers faster than ever before.
Product Compatibility
The new VARIUS™ spectrometer is compatible with Avantes light sources, accessories, and AvaSoft software. Users can customize settings to meet their measurement needs.
VARIUS™ | Key Features
Image Credit: Avantes
Patent-pending technology enhanced the optical bench
Excellent signal-to-noise ratio, sensitivity, and speed performance
Measurement flexibility - by adjusting the slit size
Enhanced temperature stability
High unit-to-unit reproducibility
High-speed communication up to 5 gigabits per second
Technical Data. Source: Avantes
| VARIUS™ 2K | VARIUS™ 4K | |
|---|---|---|
| Optical Bench | Symmetrical Czerny-Turner design, 75 mm focal length; VRS bench | Symmetrical Czerny-Turner design, 75 mm focal length; VRS bench |
| Wavelength range | 190 – 1100 nm | 190 – 1100 nm |
| Stray light | 0.1 – 1% (typical value 300 l/mm, blaze 300 nm < 0.3%) | 0.1 – 1% (typical value 300 l/mm, blaze 300 nm < 0.3%) |
| Detector | HAM S11639, CMOS linear array, 2048 pixels (14×200 µm) | HAM S13496, CMOS linear array, 4096 pixels (7×200 µm) |
| Signal / Noise | 375:1 | 365:1 |
| Dynamic Range | 4500 | 4500 |
| Dark Noise | 15 cnts | 15 cnts |
| AD converter | 16-bit, 6 MHz | 16-bit, 6 MHz |
| Integration time | 9 µs – 30 seconds | 9 µs – 30 seconds |
| Interface | USB 3.0 high speed (5Gbps), Gigabit Ethernet (1 Gbps) | USB 3.0 high speed (5Gbps), Gigabit Ethernet (1 Gbps) |
| Sample speed on-board averaging | 0.38 ms /scan | 0.70 ms /scan |
| Data transfer speed | 0.38 ms/scan (USB3.0), 1.0 ms (ETH) | 0.70 ms/scan (USB3.0), 1.31 ms (ETH) |
| Digital I/O | HD-26 connector, 2 Analog in, 2 Analog out, 13 Digital bidirectional, trigger, sync., strobe, laser | HD-26 connector, 2 Analog in, 2 Analog out, 13 Digital bidirectional, trigger, sync., strobe, laser |
| Dimensions, weight | 183 x 130 x 45,2 mm, 1068 grams | 183 x 130 x 45,2 mm, 1068 grams |
| Power supply | Default USB3 power, 500 mA or 12 VDC, 300 mA | Default USB3 power, 500 mA or 12 VDC, 300 mA |
| Temperature range | 5 – 55 °C | 5 – 55 °C |
Gratings. Source: Avantes
| Useable range (nm) | Spectral Range | Lines/mm | Blaze (nm) | Order code | |
|---|---|---|---|---|---|
| UV/VIS/NIR | 190-1160** | 910** | 300 | 300 | MN0300-0.30 |
| UV/VIS | 190-850 | 544-540* | 600 | 300 | MN0600-0.30 |
| UV | 190-750 | 261-256* | 1200 | 250 | MN1200-0.25 |
| UV | 190-650 | 168-152* | 1800 | UV | MN1800-0.25 |
| UV | 190-580 | 121-103* | 2400 | UV | MN2400-0.25 |
| UV | 190-400 | 72-57* | 3600 | UV | MN3600-0.25 |
| UV/NIR | 250-850 | 536-532* | 600 | 400 | MN0600-0.40 |
| VIS/NIR | 300-1160** | 800** | 300 | 500 | MN0300-0.50 |
| VIS | 360-1000 | 529-519* | 600 | 500 | MN0600-0.50 |
| VIS | 300-800 | 247-216* | 1200 | 500 | MN1200-0.50 |
| VIS | 350-750 | 147-121* | 1800 | 500 | MN1800-0.50 |
| VIS | 350-640 | 96-89* | 2400 | VIS | MN2400-0.50 |
| NIR | 500-1050 | 515-506* | 600 | 750 | MN0600-0.75 |
| NIR | 500-1050 | 210-204* | 1200 | 750 | MN1200-0.75 |
| NIR | 600-1160 | 339-300* | 830 | 800 | MN0830-0.80 |
| NIR | 600-1160** | 500** | 300 | 1000 | MN0300-1.00 |
| NIR | 600-1160 | 500 | 600 | 1000 | MN0600-1.00 |
Note: a selection of starting wavelength is possible, contact us for available configurations. * Depends on the starting wavelength of the grating; the higher the wavelength, the bigger the dispersion and smaller the range to select ** Please note that not all pixels will be used for the useable range
Resolution. Source: Avantes
| Slit size (μm) | 10 | 25 | 50 | 100 | 200 | 500 |
| VARIUS™ 2K Resolution | ||||||
| 300 lines/mm grating | 1.0 | 1.4 | 2.25 | 4.8 | 9.2 | 21.3 |
| 600 lines/mm grating | 0.40-0.53* | 0.7 | 1.2 | 2.4 | 4.6 | 10.8 |
| 830 lines/mm grating | 0.32 | 0.48 | 0.93 | 1.7 | 3.4 | 8.5 |
| 1200 lines/mm grating | 0.20-0.28* | 0.27-0.38* | 0.52-0.66* | 1.1 | 2.3 | 5.4 |
| 1800 lines/mm grating | 0.10-0.18* | 0.20-0.29* | 0.34-0.42* | 0.8 | 1.6 | 3.6 |
| 2400 lines/mm grating | 0.09-0.13* | 0.13-0.17* | 0.26-0.34* | 0.44-0.64* | 1.1 | 2.7 |
| 3600 lines/mm grating | 0.06-0.08* | 0.10 | 0.19 | 0.4 | 0.8 | 1.8 |
| VARIUS™ 4K Resolution | ||||||
| 300 lines/mm grating | 0.50-0.70 | 1.4 | 2.25 | 4.8 | 9.2 | 21.3 |
| 600 lines/mm grating | 0.30-0.36* | 0.7 | 1.2 | 2.4 | 4.6 | 10.8 |
| 830 lines/mm grating | 0.25 | 0.48 | 0.93 | 1.7 | 3.4 | 8.5 |
| 1200 lines/mm grating | 0.14-0.18* | 0.27-0.38* | 0.52-0.66* | 1.1 | 2.3 | 5.4 |
| 1800 lines/mm grating | 0.09-0.11* | 0.20-0.29* | 0.34-0.42* | 0.8 | 1.6 | 3.6 |
| 2400 lines/mm grating | 0.07-0.09* | 0.13-0.17* | 0.26-0.34* | 0.44-0.64* | 1.1 | 2.7 |
| 3600 lines/mm grating | 0.05-0.06* | 0.10 | 0.19 | 0.4 | 0.8 | 1.8 |
*Depends on the starting wavelength of the grating; the higher the wavelength, the bigger the dispersion and the higher the resolution.
Ordering Information. Source: Avantes
| AvaSpec-VRS2048CL-EVO | VARIUS™ fiber-optic spectrometer, 75 mm AvaBench, 2048 pixel CMOS detector 14 x 200 μm, USB powered, high-speed USB 2.0 and ETH interface, incl. AvaSoft-Basic, USB interface cable. Specify grating, wavelength range and options (A). |
| AvaSpec-VRS4096CL-EVO | VARIUS™ fiber-optic spectrometer, 75 mm AvaBench, 4096 pixel CMOS detector 7 x 200 μm, USB powered, high-speed USB 2.0 and ETH interface, incl. AvaSoft-Basic, USB interface cable. Specify grating, wavelength range and options (A). |
| AvaSpec-VRS-OEM | Contact one of our offices for ordering information regarding the VARIUS™ OEM |
Options. Source: Avantes
| SLIT-XX-PRS | Replaceable Slit for VARIUS™ spectrometer for non OSF configurations. Slit size, please specify XX = 10, 25, 50, 100, 200, 500 μm |
| SLIT-XX-PRSF | Replaceable Slit for VARIUS™ spectrometer for OSF configurations. Slit size, please specify XX = 10, 25, 50, 100, 200, 500 μm |
| *SLIT-XX-P | Fixed Slit for VARIUS™ spectrometer. Slit size, please specify XX = 10, 25, 50, 100, 200, 500 μm |
| OSC | Order sorting coating for grating MN 0600-0.50 and MN 0600-0.40 (>350 nm) |
| OSC-UA | Order sorting coating for grating MN 0300-0.30 / MN 0300-0.50 |
| OSC-UB | Order sorting coating for grating MN 0600-0.30 and MN 0600-0.40 (<350 nm) |
| OSF-YYY-3 | Order sorting filter for reduction of second-order effects, possible: YYY = 305, 395, 457, 515, 550, or 600 nm, depending on range |
| DCL | Detector Collection Lens. To be included |
* Only for OEM customers Avantes will select the optimal second order suppression based on desired configuration.
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