Cooled Fiber-Optic Spectrometers NOVA2S-EX
The NOVA cooled fiber spectrometer incorporates internal thermoelectric cooling and a high-resolution optical platform, combining high resolution and low noise. It is especially suitable for weak-light detection requiring long exposure, such as fluorescence and Raman signal detection.
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Overview
The NOVA cooled fiber spectrometer incorporates internal thermoelectric cooling and a high-resolution optical platform, combining high resolution and low noise. It is especially suitable for weak-light detection requiring long exposure, such as fluorescence and Raman signal detection.
Specifications
| Parameter | Value |
|---|---|
| Spectral Model - Spacing | 0.76 nm |
| Spectral Model - Resolution [10μm Slit ; typical , Actually Permitted 20% Deviation ;FWHM] | 1.68 nm |
| Spectral Model - Resolution [10μm Slit ; typical , Actually Permitted 20% Deviation ;FWHM] | 1.67 nm |
| Spectral Model - Resolution [25μm Slit ; typical , Actually Permitted 20% Deviation ;FWHM] | 1.98 nm |
| Spectral Model - Resolution [25μm Slit ; typical , Actually Permitted 20% Deviation ;FWHM] | 1.97 nm |
| Spectral Model - Resolution [50μm Slit ; typical , Actually Permitted 20% Deviation ;FWHM] | 2.52 nm |
| Spectral Model - Resolution [50μm Slit ; typical , Actually Permitted 20% Deviation ;FWHM] | 2.50 nm |
| Spectral Model - Resolution [100μm Slit ; typical , Actually Permitted 20% Deviation ;FWHM] | 3.58 nm |
| Spectral Model - Resolution [100μm Slit ; typical , Actually Permitted 20% Deviation ;FWHM] | 3.56 nm |
| Spectral Model - Resolution [200μm Slit ; typical , Actually Permitted 20% Deviation ;FWHM] | 6.78 nm |
| Spectral Model - Resolution [200μm Slit ; typical , Actually Permitted 20% Deviation ;FWHM] | 6.74 nm |
| Spectral Performance - Detection Range [Depends on the grating] | 200~1100nm,具体视光栅而定 |
| Spectral Performance - Wavelength Resolution [Based on a 1200-line grating] | As fine as 0.18nm, based on a 1200-line grating; see Technical Parameters for details |
| Spectral Performance - Optical Resolution [Based on a 1200-line grating and a 10μm slit] | As fine as 0.41nm (FWHM), based on a 1200-line grating and a 10μm slit; see Technical Parameters for details |
| Spectral Performance - Detector | Hamamatsu, 1044×64 pixels, cooled area-array back-illuminated CCD, peak quantum efficiency 95% |
| Spectral Performance - Higher-Order Diffraction Elimination | 3 front and 4 rear filter options to eliminate ghost lines in the spectrum |
| Spectral Performance - Optical Bench | Focal length 100mm, f-number 4.5, symmetric crossed C-T optical path |
| Spectral Performance - Integration Time | 4ms ~ 15min |
| Spectral Performance - Dynamic Range | 10,000:1 |
| Spectral Performance - Signal-to-Noise Ratio [At saturation] | 1,000:1, at saturation |
| Spectral Performance - Stray Light [600nm ( typical )] | <0.1% @ 600nm ( typical ) |
| Spectral Performance - Corrected Linearity | 99% |
| External Interfaces - Fiber Interface | SMA905 |
| External Interfaces - Data Transmission | USB2.0, RS232 |
| External Interfaces - Expansion Function Port | 30 pin expansion port, supports BreakOut-Board external expansion |
| External Interfaces - External Trigger | 4 trigger modes: Normal / Level / Edge / Synchronization |
| Other - Dimensions | 195 mm³ × 120 mm³ × 45 mm³ |
| Other - Weight | 1.2kg |
| Other - A/D Bit Depth | 16-bit |
| Other - Power Consumption | 3A @ 5VDC |
| Other-Cooling Range | Single-stage on-chip TEC cooling |
Applications
Fluorescence/Raman spectroscopy: fluorescence is typically one order of magnitude weaker than excitation, requiring high-sensitivity fiber spectrometers; even weaker Raman signals generally require long exposures. Absorption spectroscopy: sample and reference intensities can differ by 3 orders of magnitude, requiring signal-to-noise ratio above 1000:1. Microspectroscopy: collection from micrometer-scale regions requires weak-light detection. Angle-resolved spectroscopy: signals split among angles and collected individually require weak-light sensitivity and high-speed acquisition.
Key Features
Signal-to-noise ratio up to 1000:1: the NOVA cooled fiber spectrometer uses a Hamamatsu internally thermoelectrically cooled detector and excellent electronics to lower operating temperature by 40℃ below ambient, suppressing dark-current noise. Peak quantum efficiency 95%: special backside thinning admits light through the back of the detector into the PN junction, improving quantum efficiency, especially in the ultraviolet. Strong product performance: complex engineering combines spectroscopy, electronics, and structural design.
Datasheet
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Supplier Information
Shanghai Ideaoptics Co., Ltd. is a national-level specialized and sophisticated 'Little Giant' enterprise, a deep-spectrum technology innovator. Devoted to the micro-nano optoelectronic field, it develops intelligent full-spectrum technology integrating photonics and AI, building an internationally leading deep-spectrum platform. The company provides comprehensive solutions from technology to products, including micro spectrometers, angle-resolved spectrometers, and confocal Raman spectrometers, widely applied in IC chips, optical chips, biochips, AR/VR, and advanced displays. Through joint R&D centers with universities, Ideaoptics continuously launches breakthrough products, serving over 3,000 customers and cooperating with 170+ semiconductor, advanced materials, and biomedical enterprises, aiming to advance photonic integration and empower semiconductor manufacturing.
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