B2571 Series
| Part Number | Size (mm) L * W * H | λp (nm) | Forward Voltage (VF) | Radiant Intensity (mW / sr) | Viewing Angle (2θ1/2) | IF (mA) |
| Typ. | Typ. | Typ. | Typ. | |||
| B2571IR | 3.2 * 2.55 * 1.6 | 940 | 1.46 | 92 | 30 | 100 |
| B2571IRP | 850 | 1.58 | 100 |
| Part Number | Size (mm) L * W * H | λp (nm) | Forward Voltage (VF) | Radiant Intensity (mW / sr) | Viewing Angle (2θ1/2) | IF (mA) |
| Typ. | Typ. | Typ. | Typ. | |||
| B2571IR | 3.2 * 2.55 * 1.6 | 940 | 1.46 | 92 | 30 | 100 |
| B2571IRP | 850 | 1.58 | 100 |