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| Brand | Lengguang Tech |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Steady-State Fluorescence Spectrometer |
| Model | F96Pro |
| Wavelength Range (Excitation) | 200–850 nm |
| Wavelength Range (Emission) | 200–900 nm |
| Excitation Source | 150 W Ozone-Free Xenon Lamp (Hamamatsu, 2000 h lifetime) |
| Monochromator | Czerny-Turner grating monochromator with interference filters |
| Slit Width (Spectral Bandpass) | 10 nm |
| Spectral Resolution | 10 nm |
| Wavelength Accuracy | ±1.0 nm |
| Wavelength Repeatability | ≤0.5 nm |
| Sensitivity (S/N) | >150:1 (at water Raman peak, 350 nm excitation) |
| Scan Speed | Up to 48,000 nm/min (10-point resolution) |
| Linearity (R²) | ≥0.995 |
| Standard Excitation Filter | 365 nm interference filter |
| Software | Quantitative & qualitative analysis suite with derivative spectroscopy (1st–4th order), multi-curve overlay, kinetic time-scan, spectral math, peak integration, and calibration curve fitting (linear, quadratic, cubic) |
| Brand | Lengguang Tech. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Models | F97 / F97PRO / F97XP |
| Price Range | USD 14,000 – 28,000 |
| Dispersive Element | Holographic Grating |
| Instrument Type | Steady-State Fluorescence Spectrometer |
| Slit Width (Spectral Bandwidth) | 2.0 nm to 20 nm |
| Resolution | 2.0 nm |
| Sensitivity | S/N > 200 (peak-to-peak, F97XP) |
| Wavelength Accuracy | ±0.4 nm (F97XP), ±1.0 nm (F97PRO) |
| Light Source | 150 W Ozone-Free Xenon Arc Lamp (Hamamatsu, 2000 h lifetime) |
| Brand | Lengguang Tech. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | F98 |
| Price Range | USD 14,000–28,000 |
| Dispersive Element | Dual Grating Monochromator |
| Instrument Type | Steady-State Fluorescence Spectrometer |
| Slit Width (Spectral Bandpass) | 1.0–20.0 nm |
| Spectral Resolution | 1.0 nm |
| Sensitivity | >350:1 (peak-to-peak) |
| Wavelength Accuracy | ±0.4 nm |
| Excitation Source | 150 W Ozone-Free Xenon Lamp (Hamamatsu, Japan) |
| Emission Detection Range | 200–900 nm |
| Excitation Range | 200–900 nm |
| Minimum Sample Volume | 0.5 mL (standard 10 mm cuvette) |
| Optical System | Dual-Beam Ratio-Monitoring with Horizontal Beam Geometry |
| Linearity | R² ≥ 0.995 |
| Brand | Lengguang Tech |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | F93 |
| Price Range | USD 1,400 – 7,000 |
| Dispersive Element | Holographic Grating |
| Instrument Type | Steady-State Fluorescence Spectrometer |
| Slit Width (Spectral Bandpass) | 12 nm |
| Spectral Resolution | 12 nm |
| Sensitivity | ≤1 × 10⁻⁹ mol/L (Quinine Sulfate in 0.1 M H₂SO₄) |
| Wavelength Accuracy | ±2.0 nm |
| Excitation Source | High-Stability LED |
| Brand | Lengguang Tech. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Type | Steady-State Fluorescence Spectrometer |
| Wavelength Range (Excitation) | 200–900 nm |
| Wavelength Range (Emission) | 200–900 nm |
| Slit Width (Spectral Bandpass) | 1.0–20.0 nm |
| Spectral Resolution | 1.0 nm |
| Wavelength Accuracy | ±0.4 nm |
| Signal-to-Noise Ratio (Water Raman Peak) | >350:1 (peak-to-peak) |
| Light Source | 150 W Ozone-Free Xenon Arc Lamp (Hamamatsu, 2000 h lifetime) |
| Detector | Hamamatsu R928 Red-Sensitive Photomultiplier Tube (PMT) |
| Optical Design | Horizontal Slit, Dual-Beam Ratio-Monitoring Excitation Path |
| Grating | Imported JY (Jobin Yvon) Blazed Grating |
| Excitation/Emisson Grating Blaze | 300 nm (EX), 400 nm (EM) |
| Linearity (Fluorescence Intensity) | ≥0.995 |
| Scan Speed | Up to 60,000 nm/min |
| Supported Scanning Modes | 3D Fluorescence Mapping, Time-Resolved Emission Scanning, Constant-Wavelength-Difference Synchronous Scanning, Constant-Wavenumber-Difference (Constant Energy Difference) Synchronous Scanning |
| Quantum Yield Measurement | Optional Integrated Accessory |
| Standard Cuvette Volume | 0.5 mL (10 mm pathlength) |
| Brand | Lengguang Tech |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Steady-State Fluorescence Spectrometer |
| Model | F96S |
| Dispersion Element | Holographic Grating |
| Slit Width (Spectral Bandwidth) | 10 nm |
| Spectral Resolution | 10 nm |
| Sensitivity | >90:1 (Water Raman SNR) |
| Wavelength Accuracy | ±1.0 nm |
| Excitation Wavelength Range | 250–600 nm (LED-based) |
| Emission Wavelength Range | 200–650 nm |
| Emission Wavelength Repeatability | ≤0.5 nm |
| Standard Excitation Sources | 365 nm, 376 nm, 392 nm, 405 nm LEDs |
| Scan Speed | Up to 48,000 nm/min |
| Normalization Function | Fluorescence Intensity Normalization |
| Software Modes | Fluorescence Intensity & Luminescence Intensity |
| Data Processing | 1st–4th Derivative Spectra, Peak Detection, Area Integration, Multi-Curve Overlay, Ratio Analysis |
| Quantitative Methods | Calibration Curve (1st–3rd order), Coefficient Method |
| Sample Forms | Liquid, Powder, Thin Film |
| Compliance | Designed for ISO/IEC 17025-aligned laboratory workflows, supports GLP documentation practices |
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