AvaSpec-VARIUS™: The Pinnacle of Versatile Spectrometry

With its adaptable and flexible design, the VARIUS^™ spectrometer supports a broad range of sample analyses and measurements, facilitating rapid insights into research or applications.

The VARIUS^™ is offered in both standard and industrial (OEM) models. It features a choice between a 2048 or 4096-pixel detector and supports high-speed data transfer via USB3 and Gigabit Ethernet. The OEM model is equipped with a robust steel housing and electromagnetic shielding, engineered for seamless integration into existing devices or systems.

Patented Technology

The VARIUS^™ spectrometer, featuring patented technology and an enhanced optical bench design, significantly outperforms its predecessors, ensuring exceptional accuracy and reliability across various applications. It integrates seamlessly with AvaSoft software and crosslink solutions, enhancing its versatility.

Enhance performance by using slits of various sizes to suit your needs. The innovative magnetic connector cover system provides easy access for slit changes, simplifying performance adjustments and customization. This design allows for effortless adaptation to different measurement scenarios, ensuring optimal results.

Avantes Varius Spectrometer | When Versatility Meets Precision

Video Credit: Avantes BV

High Reproducibility

Avantes’ automated manufacturing process for the VARIUS^™ spectrometer allows for the production of high volumes with remarkable efficiency, speed, and precision. This automation guarantees consistency, ensuring that each VARIUS^™ spectrometer is identical to the next. As a result, the streamlined production process enables the delivery of high-quality spectrometers more quickly than ever before.

Product Compatibility

The new VARIUS^™ spectrometer is designed to work seamlessly with Avantes light sources, accessories, and AvaSoft software. This compatibility enables users to tailor their setups precisely to their measurement requirements.

VARIUS | Key Features

Great signal-to-noise, sensitivity, and speed performance

High-speed communication up to 5 Gigabit per second

High unit-to-unit reproducibility

Improved temperature stability

Improved optical bench

Measurement flexibility – by changing the slit size

Patentedtechnology inside

AvaSpec-VARIUS™: Ultimate Versatility in Spectrometry

Video Credit: Avantes BV

Technical Data. Source: AvantesBV

	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: AvantesBV

	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 the smaller the range to select ** Please note that not all pixels will be used for the useable range

Resolution. Source: AvantesBV


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: AvantesBV


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: AvantesBV


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 will Avantes select the optimal second-order suppression based on the desired configuration.

标签：Spectrometers

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