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| Brand | Photo Research |
|---|---|
| Origin | USA |
| Model | PR-740/745 |
| Detector Type | Cooled 512-pixel CCD |
| Spectral Resolution | Up to 0.781 nm/pixel |
| Minimum Luminance | 0.000017 cd/cm² |
| Spectral Bandwidth Options | 2 nm, 5 nm, 8 nm |
| Display | High-Resolution Full-Color Touchscreen |
| Interface Options | USB, RS-232, Bluetooth (up to 100 m range) |
| Calibration | User-performed via SpectraWin Remote Mode & Built-in Self-Calibration Software |
| Optical Accessories | Eight interchangeable apertures |
| Compliance | ASTM E308, CIE 15:2018, ISO/CIE 11664, USP <1058> (analytical instrument qualification framework) |
| Brand | Radiant Zemax |
|---|---|
| Origin | USA |
| Model | PM-1200 Series |
| Sensor Type | 12-bit CCD with CIE-matched optical filters |
| Measurement Capabilities | Luminance (cd/m²), Illuminance (lux), Radiance (W/sr·m²), Irradiance (W/m²), Luminous Intensity (cd), Radiant Intensity (W/sr) |
| Spatial Resolution | Up to 2.3 megapixels (configurable by model variant) |
| Dynamic Range | >1,000,000:1 (with electronic exposure control) |
| Compliance | ISO/CIE-compliant photometric and radiometric calibration traceable to NIST |
| Software Platform | ProMetric® v3.x or later (supports ASTM E308, CIE 15:2018, IEC 62368-1, and MIL-STD-3009 NVIS requirements) |
| Brand | Konica Minolta |
|---|---|
| Origin | Japan |
| Model | CS-150 / CS-160 |
| Measurement Angle | 1° (CS-150) / 1/3° (CS-160) |
| Luminance Range | 0.01–999,900 cd/m² (CS-150) / 0.1–9,999,000 cd/m² (CS-160) |
| Colorimetric Compliance | CIE 1931 x(λ), y(λ), z(λ) tristimulus matching |
| Spectral Response Match | Optimized to CIE V(λ) photopic luminosity function |
| Minimum Measured Area | 14.4 mm Ø (CS-150, 1014 mm distance) / 4.5 mm Ø (CS-160, 213 mm) |
| Repeatability | ±0.2% +1 digit (luminance), ±0.001 (chromaticity at ≥10 cd/m²) |
| Accuracy | ±2% ±1 digit (luminance), ±0.004 (chromaticity at ≥5 cd/m²) |
| Data Storage | 1,000 measurements |
| Interface | USB 2.0 (data transfer & bus power) |
| Software | CS-S20w (included) |
| Calibration Channels | 10 user-definable reference sources |
| Operating Temp. | 0–40°C, ≤85% RH (non-condensing) |
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