Colorimetry Research (CRI)
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| Brand | Colorimetry Research (CRI) |
|---|---|
| Origin | USA |
| Model | CR 100 |
| Spectral Range | 380–780 nm |
| Luminance Range | 0.0007–5140 cd/m² (nits) |
| Luminance Accuracy | ±2% @ 0.34 cd/m², 0.4 s exposure |
| Chromaticity Accuracy | ±0.0015 x,y @ 0.34 cd/m², 0.4 s exposure |
| Chromaticity Repeatability | 0.0005 x,y @ 0.34 cd/m², 0.4 s exposure |
| Polarization Error | ≤0.1% |
| Sampling Rate | Up to 500 kHz in luminance mode (2 µs sampling interval) |
| Synchronization Frequency | 10–500 Hz (customizable up to 10 kHz) |
| Exposure Time | 1 ms–20 s |
| Interface | USB 2.0, Ethernet, RS-232 |
| Power | 5 V, 120 mA via USB 2.0 |
| Weight | 0.34 kg |
| Housing | Stainless steel and aluminum alloy |
| Optical Architecture | Fixed tristimulus detector array with Four-Color Matrix Correction |
| Photopic Matching Error (Guaranteed/Typical) | Y ≤2.0%/1.4–1.8%, Xr ≤3.0%/2.3–2.7%, Xb ≤1.2%/0.8–1.0%, Z ≤3.5%/2.2–2.7% |
| Brand | Colorimetry Research (CRI) |
|---|---|
| Origin | USA |
| Model | CR 250 |
| Spectral Range | 380–780 nm |
| Detector | 256-pixel CMOS image sensor |
| Spectral Bandwidth | 4 nm |
| Spectral Accuracy | ±0.3 nm |
| Spectral Resolution | 1.6 nm/pixel |
| Luminance Range | 0.02–154,000 cd/m² (nits) |
| Luminance Accuracy | ±2% |
| Luminance Repeatability | ≤1% |
| Chromaticity Accuracy | ±0.0015 in CIE 1931 x,y coordinates |
| Chromaticity Repeatability | ±0.0005 in CIE 1931 x,y coordinates |
| Polarization Error | ≤0.5% |
| Digital Resolution | 16-bit |
| Objective Lens | 40 mm f/2.8 |
| Focus Range | 200 mm to ∞ |
| Fixed Aperture Options | 3°, 2°, 1°, 0.5°, 0.25°, 0.125° (selected at time of order) |
| Field of View | 10° |
| Viewfinder | Patent-pending removable & rotatable optical viewfinder (VO-201 optional) |
| Synchronization Frequency | 10–10,000 Hz |
| Exposure Time | 0.02–30 s |
| Power Supply | 5 V DC, 120 mA (600 mW) via USB 2.0 |
| Communication Interfaces | USB 2.0, Ethernet, RS-232 |
| Weight | 0.45 kg (base unit) |
| Brand | Colorimetry Research (CRI) |
|---|---|
| Origin | USA |
| Model | CR280 |
| Spectral Range | 380–1080 nm |
| Detector | CMOS image sensor, 512 pixels |
| Spectral Bandwidth | 8 nm |
| Wavelength Accuracy | ±0.3 nm |
| Spectral Resolution | 1.6 nm/pixel |
| Luminance Range | 0.3–60,000 cd/m² (nits) |
| Luminance Accuracy | ±2% |
| Luminance Repeatability | ≤1% |
| Chromaticity Accuracy | ±0.0015 in CIE 1931 x,y |
| Chromaticity Repeatability | ±0.0005 in CIE 1931 x,y |
| Polarization Error | ≤0.5% |
| Digital Resolution | 16-bit |
| Field of View | 10° |
| Aperture Options | Fixed FOV (selectable at order: 3°, 2°, 1°, 0.5°, 0.25°, 0.125°) |
| Focus Range | 200 mm to infinity |
| Viewfinder | Patent-pending removable and rotatable optical viewfinder with integrated camera monitoring |
| Synchronization Frequency | 10–10,000 Hz |
| Exposure Time | 0.04–30 s |
| Power Supply | 5 V, 120 mA (600 mW) via USB 2.0 |
| Communication Interfaces | USB 2.0, Ethernet, RS-232 |
| Weight | 0.54 kg (base unit) |
| Optional Feature | Low-temperature auto-heating module for operation down to –30 °C |
| Brand | Colorimetry Research (CRI) |
|---|---|
| Origin | USA |
| Model | CR300 |
| Spectral Range | 380–780 nm |
| Spectral Bandwidth | 2 nm |
| Detector | 512-pixel CMOS image sensor |
| Spectral Accuracy | ±0.3 nm |
| Spectral Resolution | 0.8 nm/pixel |
| Luminance Range | 0.05–230,000 cd/m² (nits) |
| Luminance Accuracy | ±2% |
| Luminance Repeatability | ≤1% |
| Chromaticity Accuracy | ±0.0015 in CIE 1931 x,y |
| Chromaticity Repeatability | ±0.0005 in CIE 1931 x,y |
| Polarization Error | ≤0.5% |
| Digital Resolution | 16-bit |
| Viewing Angle Options | 3°, 2°, 1°, 0.5°, 0.25°, 0.125° (fixed aperture, selected at order) |
| Focus Range | 200 mm to infinity |
| Viewfinder | Patent-pending removable and rotatable optical viewfinder with optional VO-201 attachment |
| Synchronization Frequency | 10–10,000 Hz |
| Exposure Time | 0.04–30 s |
| Power Supply | 5 V, 120 mA via USB 2.0 (600 mW) |
| Interfaces | USB 2.0, Ethernet, RS-232 |
| Weight | 1.034 kg (base unit) |
| Brand | Colorimetry Research (CRI) |
|---|---|
| Origin | USA |
| Model | CR110-TA |
| Wavelength Range | 380–780 nm |
| Luminance Range | 0.002–1000 cd/m² (with ND2 filter) |
| Polarization Error | ≤0.1% |
| ADC Resolution | 16 bits |
| Electro-optical Bandwidth | 2 MHz |
| Max Sampling Rate | 200 kS/s |
| Min Sampling Period | 5 µs |
| Synchronization Frequency | 10–500 Hz (custom up to 10 kHz) |
| Exposure Time | 20 ms |
| Interface | USB 2.0, Ethernet, RS-232 |
| Power | 5 V, 120 mA via USB 2.0 |
| Mass | 0.34 kg |
| Spot Size Equation | 23.0 mm + 0.08732 × distance (mm) |
| Noise Filtering | Proprietary smart noise filter |