Spectroscopy Instruments
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Showing 2251–2280 of 2603 results
| Brand | TTI |
|---|---|
| Origin | USA |
| Model | FTE-7000 |
| Wavelengths | 850, 1300, 1310, 1550 nm ±20 nm |
| Dynamic Range | 27/26 dB (MM), 32/30 dB (SM) |
| Event Dead Zone | 2 m |
| Attenuation Dead Zone | 5 m |
| Distance Range | 1–64 km (MM), 1–240 km (SM) |
| Pulse Width | 20–10,000 ns |
| Resolution | 0.25–64 m |
| Distance Uncertainty | ±(0.75 m + 0.005% × distance + sampling resolution) |
| Sampling Rate | 4 Hz typical real-time refresh |
| Refractive Index Range | 1.024–2.048 |
| Linearity | ±0.05 dB/dB |
| Onboard Storage | 1,000 traces |
| Battery Life | 4 hours |
| Operating Temperature | −10 to 50 °C |
| Storage Temperature | −20 to 60 °C |
| Dimensions (L×W×H) | 194 × 99 × 40 mm |
| Weight | 0.73 kg |
| Interface | USB |
| Connector Types | Interchangeable FC/ST/SC |
| Included Software | Windows-based Telcordia SR-4731 compliant OTDR analysis suite |
| Brand | TTI |
|---|---|
| Origin | USA |
| Model | FTE-8000 |
| Wavelength Range | FTE-8000S: 1492–1528 nm (200.9–196.2 THz) |
| FTE-8000C | 1530–1561 nm (196.0–192.0 THz) |
| FTE-8000L | 1572–1608 nm (190.5–186.3 THz) |
| FTE-8000CWDM | 1271–1611 nm |
| Wavelength Accuracy | ±0.1 nm |
| Channel Spacing | 50 GHz, 100 GHz, or 20 nm (CWDM) |
| Power Range | +10 dBm to –50 dBm |
| Absolute Power Accuracy | ±1 dB |
| Resolution | 0.01 dB |
| Polarization-Dependent Loss (PDL) | ±0.15 dB |
| Optical Attenuation Ratio | 40 dBc (@50 GHz) |
| Sweep Time | <0.5 s |
| Return Loss | >40 dB |
| Optical Connector | Universal UPC (FC/SC compatible) |
| Display | 4-inch TFT color LCD |
| Dimensions | 19.7 × 11.45 × 5.6 cm |
| Weight | 0.91 kg |
| Battery | Rechargeable NiMH, 8-hour runtime |
| Operating Temperature | –10 °C to +50 °C |
| Storage Capacity | 1000 test records |
| Interface | USB host/device (for PC and USB flash drive) |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | TU-1810 |
| Quotation | Upon Request |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm (auto-calibrated at startup) |
| Wavelength Repeatability | 0.2 nm |
| Spectral Bandwidth | Fixed 2 nm |
| Stray Light | <0.3%T (220 nm, NaI |
| Photometric Modes | Transmittance (%T), Absorbance (Abs), Energy |
| Photometric Range | −0.3 to 3.0 Abs |
| Photometric Accuracy | ±0.002 Abs (0–0.5 Abs) |
| Photometric Repeatability | 0.001 Abs (0–0.5 Abs) |
| Baseline Flatness | ±0.002 Abs (190–1100 nm) |
| Baseline Drift | 0.001 Abs/h (500 nm, 0 Abs, after 2 h warm-up) |
| Photometric Noise | ±0.001 Abs (500 nm, 0 Abs, 2 nm SBW) |
| Brand | TuoPu (TP) |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable |
| Spectral Range | 7800–375 cm⁻¹ |
| Spectral Resolution | 1.0 cm⁻¹ |
| Signal-to-Noise Ratio (S/N) | 15,000:1 |
| Brand | SPECREATION |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Model | CP-SR |
| Spectral Resolution | 0.1 nm @ 37.93 nm (tunable via grating selection) |
| Wavelength Range | 10–300 nm |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | 7200 |
| Optical System | Single-beam with 1200 lines/mm diffraction grating |
| Wavelength Range | 325–1000 nm |
| Spectral Bandwidth | 5 nm |
| Wavelength Accuracy | ±2.0 nm |
| Wavelength Repeatability | 1 nm |
| Stray Light | ≤0.3% T at 360 nm |
| Photometric Range | 0–125% T, –0.097–1.999 A, 0–1999 C (0–1999 F) |
| Photometric Accuracy | ±0.8% T |
| Baseline Stability | ±0.004 A/h at 500 nm |
| Detector Type | Photodiode Array |
| Wavelength Operation | Manual selection |
| Display | LED digital display |
| Data Interface | RS-232C serial port, parallel printer port |
| Dimensions | 470 × 400 × 140 mm |
| Weight | 9.5 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2000 |
| Optical System | Single-beam with 1200 lines/mm diffraction grating |
| Wavelength Range | 325–1000 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | ±1 nm |
| Spectral Bandwidth | 5 nm |
| Stray Light | ≤0.5% T at 360 nm |
| Photometric Range | 0–125% T, –0.097–1.999 A, 0–1999 C (0–1999 F) |
| Photometric Accuracy | ±0.5% T |
| Baseline Stability | ±0.003 A/h at 500 nm |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Scanning | Motorized auto-wavelength drive |
| Display | LED digital display |
| Data Interface | RS-232C standard port |
| Printer Interface | Parallel port |
| Dimensions (W×D×H) | 470 × 400 × 140 mm |
| Weight | 9.5 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2100 |
| Optical System | Single-beam with 1200 lines/mm diffraction grating |
| Wavelength Range | 200–1000 nm |
| Spectral Bandwidth | 5 nm |
| Wavelength Accuracy | ±2.0 nm |
| Wavelength Repeatability | ±1.0 nm |
| Stray Light | ≤0.3% T (at 220 nm and 340 nm) |
| Photometric Accuracy | ±0.5% T |
| Photometric Repeatability | 0.1% T |
| Baseline Stability | ±0.002 A/h (at 500 nm) |
| Display | 4-digit LED, resolution 1 nm |
| Photometric Range | 0–125% T, –0.097–1.999 A, 0–9999 C (0–1999 F) |
| Data Interface | RS-232C |
| Dimensions (W×D×H) | 470×400×140 mm |
| Weight | 13.5 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2102C |
| Optical System | Single-beam with 1200 lines/mm holographic grating |
| Wavelength Range | 190–1000 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.4 nm |
| Spectral Bandwidth | 2 nm |
| Stray Light | <0.1% T at 220 nm and 340 nm |
| Photometric Range | 0–125% T, –0.097–1.999 A, 0–1999 C (0–1999 F) |
| Photometric Accuracy | ±0.3% T |
| Photometric Repeatability | ±0.3% T |
| Baseline Stability | ±0.002 A/h at 220 nm and 340 nm |
| Detector Type | Silicon photodiode |
| Wavelength Scanning Mode | Motorized automatic wavelength drive |
| Data Interface | USB port + Parallel printer port |
| Dimensions (W×D×H) | 580 × 450 × 200 mm |
| Weight | 23 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2102PCS |
| Optical System | Single-beam with 1200 lines/mm holographic grating |
| Wavelength Range | 190–1000 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Spectral Bandwidth | 0.5, 1, 2, and 4 nm (selectable) |
| Stray Light | <0.1% T at 220 nm and 340 nm |
| Photometric Range | 0–125% T, –0.097–1.999 A, 0–1999 C (or F) |
| Photometric Accuracy | ±0.3% T |
| Photometric Repeatability | ±0.3% T |
| Baseline Flatness | ±0.005 A |
| Drift | ±0.002 A/h at 220 nm and 340 nm |
| Detector Type | Silicon photodiode |
| Wavelength Scanning Mode | Automatic |
| Interface | USB port for PC connectivity |
| Dimensions (W×D×H) | 580 × 450 × 200 mm |
| Weight | 24 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2150 |
| Optical System | Single-beam with 1200 lines/mm diffraction grating |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | ±1 nm |
| Stray Light | ≤0.2% T at 360 nm |
| Photometric Accuracy | ±0.002 Abs (0–0.5 Abs), ±0.005 Abs (0.5–1.0 Abs), ±0.3% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Photometric Range | 0–200% T, –0.3 to 3.0 A, 0–9999 C (or F) |
| Baseline Stability | ±0.002 A/h at 500 nm (after warm-up) |
| Display | 126 × 64 dot-matrix graphical LCD |
| Wavelength Resolution | 1 nm |
| Detector Type | Silicon photodiode |
| Interface | USB and Centronics parallel port |
| Dimensions (W×D×H) | 485 × 365 × 220 mm |
| Weight | 14 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2350 |
| Optical System | Single-beam with 1200 lines/mm holographic grating |
| Wavelength Range | 200–1000 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±0.8 nm |
| Wavelength Repeatability | ±0.2 nm |
| Stray Light | ≤0.2% T at 220 nm and 340 nm |
| Photometric Accuracy | ±0.002 Abs (0–0.5 Abs), ±0.005 Abs (0.5–1.0 Abs), ±0.3% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Linearity | ±0.002 A |
| Stability | ±0.002 A/h at 500 nm (after warm-up) |
| Display | 126 × 64 dot-matrix LCD |
| Interface | USB and Centronics |
| Dimensions (W × D × H) | 485 × 365 × 220 mm |
| Weight | 14 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Single-Beam |
| Detector | Silicon Photocell |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.8 nm |
| Wavelength Repeatability | ±0.2 nm |
| Spectral Bandwidth | 2 nm |
| Stray Light | ≤0.05% T |
| Display | 7-inch capacitive touchscreen (0.1 nm wavelength resolution) |
| Dimensions | 485 × 365 × 220 mm |
| Weight | 14 kg |
| Data Storage | Internal memory for up to 100 measurement files per method and 200 user-defined methods |
| Connectivity | USB port, Bluetooth printing support, mobile app integration (iOS/Android), cloud-ready data export via email/QQ/WeChat |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Single-Beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 1.8 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Stray Light | ≤0.05% T |
| Display | 7-inch high-resolution color touchscreen |
| Data Interface | USB storage, Bluetooth printing & mobile app integration |
| Scan Speed | Up to 3000 nm/min (high mode) |
| Scan Interval Options | 0.1, 0.2, 0.5, 1, 2, 5 nm |
| Kinetic Sampling Interval | 0.5 s minimum |
| Kinetic Duration | Up to 9 hours |
| Calibration Modes | Zero-order, first-order (with/without intercept), second-order, third-order polynomial regression |
| Standard Curve Methods | Single-wavelength, dual-wavelength (isosbestic point), three-point calibration |
| File Capacity | 100 measurement records per test type |
| Compliance | Designed for routine QC and R&D use in GLP-aligned laboratories |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2600A |
| Optical System | Single-beam with 1200 lines/mm holographic grating |
| Wavelength Range | 190–1000 nm |
| Spectral Bandwidth | 1.8 nm |
| Wavelength Accuracy | ±0.8 nm |
| Wavelength Repeatability | ≤1 nm |
| Stray Light | ≤0.05% T |
| Detector Type | Silicon Photocell |
| Wavelength Scanning Mode | Motorized Automatic |
| Display | 320 × 240 Graphic LCD |
| Data Interface | USB |
| Dimensions (W×D×H) | 545 × 245 × 260 mm |
| Weight | 20 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2800A |
| Optical System | Single-beam with 1200 lines/mm holographic grating |
| Wavelength Range | 190–1000 nm |
| Spectral Bandwidth | 1.8 nm |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ≤1 nm |
| Stray Light | ≤0.05% T |
| Detector Type | Photocell |
| Wavelength Scanning Mode | Motorized automatic wavelength drive |
| Display | 320 × 240 graphic LCD |
| Data Interface | USB port for direct data export to USB flash drive |
| Dimensions (W × D × H) | 545 × 245 × 260 mm |
| Weight | 20 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2802 |
| Optical System | Single-beam with 1200 lines/mm holographic grating |
| Wavelength Range | 190–1100 nm |
| Spectral Bandwidth | 1.8 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Stray Light | ≤0.05% T |
| Photometric Accuracy | ±0.004 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.5% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Linearity | ±0.002 A |
| Stability | ±0.002 A/h (at 500 nm, after warm-up) |
| Display | 320 × 240 graphic LCD |
| Data Interface | USB port |
| Dimensions (W × D × H) | 625 × 405 × 280 mm |
| Weight | 22 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-2802S |
| Optical System | Single-beam with 1200 lines/mm holographic grating |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Spectral Bandwidth | 0.5 / 1 / 2 / 4 nm (selectable) |
| Stray Light | ≤0.05% T |
| Photometric Accuracy | ±0.004 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.5% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Linearity | ±0.002 A |
| Stability | ±0.002 A/h (at 500 nm, after warm-up) |
| Display | 320 × 240 graphical LCD |
| Data Interface | USB port |
| Dimensions (W×D×H) | 625 × 405 × 280 mm |
| Weight | 20 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-3802 |
| Optical System | Pseudo-Double-Beam |
| Detector Type | Photocell |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ±0.1 nm |
| Spectral Bandwidth | 1.8 nm |
| Stray Light | ≤0.05% T |
| Photometric Accuracy | ±0.004 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.5% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Stability | ±0.002 A/h (at 500 nm, after warm-up) |
| Display | 320 × 240 graphical LCD |
| Data Interface | USB port |
| Dimensions (W×D×H) | 625 × 405 × 280 mm |
| Weight | 22 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-3802S |
| Optical System | Pseudo-Double-Beam |
| Detector Type | Silicon Photocell |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Spectral Bandwidth | 0.5 / 1 / 2 / 4 nm (selectable) |
| Stray Light | ≤0.05% T |
| Photometric Accuracy | ±0.004 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.5% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Drift | ±0.002 A/h (at 500 nm, after warm-up) |
| Display | 320 × 240 graphical LCD |
| Data Interface | USB port |
| Dimensions (W × D × H) | 625 × 405 × 280 mm |
| Weight | 24 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-4800 |
| Optical System | Dual-Beam |
| Detector Type | Photocell |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ±0.2 nm |
| Spectral Bandwidth | 1.8 nm |
| Stray Light | ≤0.1% T |
| Photometric Accuracy | ±0.004 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.5% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Stability | ±0.002 A/h (at 500 nm, after warm-up) |
| Baseline Linearity | ±0.001 A |
| Display | 320 × 240 graphical LCD |
| Data Interface | USB port |
| Dimensions (W × D × H) | 545 × 245 × 260 mm |
| Weight | 22 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-4802 |
| Optical System | Dual-Beam |
| Detector Type | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ±0.1 nm |
| Spectral Bandwidth | 1.8 nm |
| Stray Light | ≤0.05% T |
| Photometric Accuracy | ±0.004 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.5% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Drift | ±0.002 A/h (at 500 nm, after warm-up) |
| Display | 320 × 240 graphic LCD |
| Data Interface | USB port |
| Dimensions (W × D × H) | 625 × 405 × 280 mm |
| Weight | 23 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | UV-4802S-4 Slit Width |
| Optical System | Dual-Beam |
| Detector | Photomultiplier Tube (PMT) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±0.1 nm at 656.1 nm / ±0.3 nm across range |
| Wavelength Repeatability | ≤0.1 nm |
| Spectral Bandwidth | 0.5, 1, 2, and 4 nm (selectable) |
| Stray Light | ≤0.05% T |
| Photometric Accuracy | ±0.004 Abs (0–0.5 Abs), ±0.004 Abs (0.5–1.0 Abs), ±0.5% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Stability | ±0.002 A/h (at 500 nm, after warm-up) |
| Display | 320 × 240 graphical LCD |
| Interface | USB port for data export and software communication |
| Dimensions (W × D × H) | 625 × 405 × 280 mm |
| Weight | 24 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Single-Beam UV-Visible Spectrophotometer |
| Wavelength Range | 325–1000 nm |
| Spectral Bandwidth | 5 nm |
| Wavelength Accuracy | ±2.0 nm |
| Wavelength Repeatability | ±1.0 nm |
| Stray Light | ≤0.2% T (at 340 nm) |
| Photometric Range | 0–125% T, –0.097–1.999 A, 0–1999 C/F |
| Photometric Accuracy | ±0.5% T |
| Baseline Stability | ±0.002 A/h at 500 nm |
| Detector | Photodiode Array |
| Wavelength Setting | Motorized Auto-Scan |
| Display | 4-digit LED, resolution 1 nm |
| Data Interface | RS-232C serial port |
| Printer Port | Parallel interface |
| Dimensions (W×D×H) | 470 × 400 × 140 mm |
| Weight | 10 kg |
| Brand | UNICO |
|---|---|
| Origin | Shanghai, China |
| Model | V-1850 |
| Optical System | Single-beam |
| Detector | Photodiode Array |
| Wavelength Range | 315–1100 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±0.3 nm |
| Wavelength Repeatability | ≤0.2 nm |
| Stray Light | ≤0.05% T (at 220 nm & 340 nm) |
| Display Resolution | 0.1 nm |
| Interface | USB, Bluetooth, Touchscreen (7″ TFT, 800×480) |
| Power Input | 80–250 V AC, 50/60 Hz |
| Dimensions | 485 × 365 × 200 mm |
| Weight | 11 kg |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | V-1860 |
| Optical System | Single-beam |
| Detector | Photodiode Array (PDA) |
| Wavelength Range | 315–1050 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±0.5 nm |
| Wavelength Repeatability | ≤1 nm |
| Stray Light | ≤0.05% T |
| Wavelength Display Resolution | 0.1 nm |
| Auto-wavelength Setting | Yes |
| Data Storage | USB flash drive support |
| Connectivity | Bluetooth printing, mobile app (iOS/Android), email/QQ/WeChat sharing |
| Touch Interface | 7-inch capacitive touchscreen |
| Scan Speed | Up to 3000 nm/min (high mode) |
| Scan Interval | Adjustable from 0.1 to 5 nm |
| Kinetic Sampling Interval | Minimum 0.5 s |
| Max Duration | 9 h |
| Calibration Modes | Auto-zero (0% T) and auto-reference (100% T) |
| Curve Fitting | Linear (zero/non-zero intercept), quadratic, cubic regression |
| Data Capacity | 100 test records per method |
| Grating | 1200 lines/mm holographic diffraction grating |
| Brand | UniCo |
|---|---|
| Origin | Shanghai, China |
| Model | V1800 |
| Optical System | Single-beam with 1200 lines/mm holographic grating |
| Wavelength Range | 325–1000 nm |
| Spectral Bandwidth | 2 nm |
| Wavelength Accuracy | ±0.8 nm |
| Wavelength Repeatability | ±0.2 nm |
| Stray Light | ≤0.2% T at 360 nm |
| Photometric Accuracy | ±0.002 Abs (0–0.5 Abs), ±0.005 Abs (0.5–1.0 Abs), ±0.3% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Linearity | ±0.002 A |
| Stability | ±0.002 A/h at 500 nm (after warm-up) |
| Display | 126 × 64 dot-matrix LCD |
| Data Interface | USB and Centronics |
| Dimensions (W×D×H) | 485 × 365 × 220 mm |
| Weight | 13.5 kg |
| Brand | UniCov |
|---|---|
| Origin | Shanghai, China |
| Model | V1600 |
| Optical System | Single-beam |
| Wavelength Range | 325–1000 nm |
| Spectral Bandwidth | 2 nm / 4 nm |
| Wavelength Accuracy | ±2 nm |
| Wavelength Repeatability | 1 nm |
| Stray Light | ≤0.4% T (at 360 nm) |
| Photometric Accuracy | ±0.002 Abs (0–0.5 Abs), ±0.005 Abs (0.5–1.0 Abs), ±0.5% T |
| Photometric Repeatability | ±0.001 Abs (0–0.5 Abs), ±0.002 Abs (0.5–1.0 Abs), ±0.2% T |
| Baseline Linearity | ±0.002 A |
| Drift | ±0.002 A/h (at 500 nm, after warm-up) |
| Display | Large LCD with 1 nm wavelength resolution |
| Dimensions | 360 × 280 × 180 mm |
| Weight | Not specified |
| Brand | Unimicro Technologies |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Architecture | Single-beam |
| Detector Type | CCD Array Detector |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | ±0.5 nm |
| Spectral Bandwidth | 2 nm |
| Stray Light | ≤0.1% T at 220 nm and 360 nm |
| Wavelength Scanning Mode | Motorized Auto-Scanning |
| Data Storage Capacity | 1000 measurement sets |
| Interface | USB port for U-disk data export |
| Language Support | Switchable English/Chinese UI |
| Software Option | PC-based remote control and advanced data analysis software (optional) |
| Brand | Unity |
|---|---|
| Origin | USA |
| Model | SpectraStar 2400 |
| Instrument Principle | Grating-scanning NIR spectrometer |
| Wavelength Range | 1200–2400 nm |
| Detector | InGaAs (temperature-stabilized) |
| Scan Time | <8 s per scan |
| Data Interval | 1 nm |
| Photometric Range | 3.0 Abs |
| Photometric Noise | 20 µAU @ 1640 nm |
| Slit Bandwidth | Adjustable (typically 10 nm) |
| Sample Area | 225 mm² |
| Operating System | Windows 2000 |
| Display | 10" VGA touchscreen |
| Power | 100–240 VAC, 50/60 Hz, 75 VA |
| Dimensions (2400D) | 336 × 343 × 406 mm, 15.9 kg |
| Dimensions (2400W) | 330 × 368 × 381 mm, 13.6 kg |