· Cora is a compact and portable industrial-grade miniature spectrometer with high resolution (up to 0.07 nm). It is suitable for a variety of spectral testing applications, including UV-VIS absorbance, LED/laser measurements, LIBS, and color measurements. It is particularly well-suited for handheld applications, such as handheld LIBS measurements.

Common Specifications

Optical platform	Czerny-Turner optical path
Waveband range	190-1100nm
Optical interface	Key-SMA905
Pixel channels	2048 pixels
External trigger delay accuracy	10 ns
Stray light	≤0.1%
Wavelength temperature drift	≤0.1pixel/°C
Fibre Optic Plugging Consistency	≤ 7%
AD Sampling	16 bit
Data interface	24 PIN
Acquisition Mode	Single, Continuous, Software Trigger, Synchronous External Trigger, Asynchronous Reset External Trigger
Detector integration time	60 µs-65 s
CCD read-out noise	≤ 30
CCD dynamic range	3000：1
Signal-to-noise ratio	380：1
Response linearity	≥99.8%
Weights	175 g
Operating temperature	0-40℃
Operating humidity	20-85%

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Selection Guide

Interface definition

Dimension drawing

Care and maintenance

Typical spectrum

Specification	Starting wavelength (nm)	Cut off wavelength (nm)	spectral resolution (nm) / 10μm
Cora-190-270	190	270	0.10
Cora-260-385	260	385	0.12
Cora-380-545	380	545	0.15
Cora-540-795	540	795	0.25
Cora-790-990	790	990	0.25
Cora-190-270	190	270	0.10
Cora-260-330	260	330	0.10
Cora-320-440	320	440	0.12
Cora-430-535	430	535	0.13
Cora-520-600	520	600	0.15
Cora-590-725	590	725	0.17
Cora-715-820	714	820	0.17
Cora-810-1030	810	1030	0.25

Cora Spectrometer

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