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| Origin | Japan |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | LS-100 / LS-110 |
| Pricing | Available Upon Request |
| Measurement Angle | 1° (LS-100) / 0.33° (LS-110) |
| Optical System | 85 mm f/2.8 SLR Lens with Stray Light Suppression <1.5% |
| Minimum Measurable Area | Φ14.4 mm (LS-100) / Φ4.8 mm (LS-110) |
| Spectral Response Compliance | Within ±8% f₁′ error vs. CIE Photopic Luminosity Function (V(λ)) |
| Sensor | Silicon Photodiode |
| Luminance Units | cd/m² or foot-lambert (fL), selectable |
| Measurement Range (FAST) | 0.001–299,900 cd/m² (LS-100) / 0.01–999,900 cd/m² (LS-110) |
| Measurement Range (SLOW) | 0.001–49,990 cd/m² (LS-100) / 0.01–499,900 cd/m² (LS-110) |
| Accuracy | ±2% ± digit (A-source, 20–30°C) |
| Repeatability | ±0.2% ± digit (A-source) |
| Operating Temp. | 0–40°C, RH ≤85% (non-condensing) |
| Power | 9 V alkaline battery (typ. 16 mA during measurement) |
| Dimensions | 79 × 208 × 150 mm |
| Weight | 850 g (excl. battery) |
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