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| Brand | PV Measurements |
|---|---|
| Origin | USA |
| Model | QEX12M |
| Measurement Mode | DC |
| Wavelength Range | 300–1100 nm (extendable to 1400 nm / 1800 nm) |
| Spectral Bandwidth | Adjustable via monochromator slit (default ~10 nm) |
| Wavelength Step | User-selectable (default 10 nm) |
| Repeatability | ±1% (400–1000 nm), ±2% (300–400 nm & 1000–1100 nm) |
| Sample Size Capacity | Up to 1 m × 2 m |
| Bias Light | Broadband, 0–1 SUN, Ø1.5 cm spot, with optional spectral filtering |
| Bias Voltage Range | −5 V to +40 V |
| Photocurrent Protection | 150 mA max |
| Chopper Frequency | 4–200 Hz |
| Calibration Traceability | NIST-traceable reference photodiode |
| Compliance | ASTM E1021-06, IEC 60904-8, ISO 18583 |
| Origin | Germany |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Imported |
| Model | IPCE |
| Price | €40,000 |
| Measurement Mode | AC |
| Brand | Rayscience |
|---|---|
| Origin | Germany |
| Model | IPCE |
| Price | €40,000 |
| Measurement Mode | DC |
| Spectral Range | 390–1090 nm |
| Measurement Time per Wavelength | 8 s |
| Number of Wavelengths | 40 |
| Spot Size | 4–12 mm |
| Working Distance | 5 mm |
| Light Source | High-Stability LED Array |
| Bias Voltage Range | ±5000 mV |
| Photodiode Monitor | Integrated |
| Background Illumination Options | Red / Blue / White |
| Connector Type | Male BNC |
| Operating System | Windows |
| Input Voltage | 220 V AC |
| Dimensions (L×W×H) | 45 × 28 × 38 cm |
| Weight | 46 kg |
| Warranty | 1 Year Comprehensive (Parts, Labor, Global Return Shipping) |
| Software | GUI-Based FastEQE Suite with Unlimited Installations & Free Updates |
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