Flicker400 Light Source Modulation Characterisation
Photometric Detector/ ORM400
| Spectral function | CIE 1924 V(λ) Spectral Luminous Efficiency Function for Photopic Vision |
| Spectral response range | 380-780nm |
| Photopic match, f1 | <3% |
| Angular response, f2 | <1.5% |
| Linearity, f3 | < .2% |
| Typical responsivity | 5x 10-10A/lux |
| Calibration traceability | Physikalisch-Technische Bundesanstalt (PTB, Germany) |
| Diffuser diameter | 7mm |
| Stray light suppression | Variable aperture baffle tube |
| Connector | BNC |
| Amplifier gain ranges | 1010-105 V/A |
| Maximum input | 100µA |
| Input impedance | Virtual ground |
| Gain accuracy & stability | ±1 %, 200 ppm/ °C |
| Output stability | 5-500 ppm/ °C dependent on gain range |
| ADC resolution | 4 ½ digit BCD (0 to 19999) (>14 bit resolution) |
| Luminous intensity range | 0.01D2-200000D2 (D photometric distance (m)) |
