Goniometer
| Angular rotation (no dead angle) |
C-γ mode
Horizontal rotational axis (C-planes) = 360°
Vertical rotational axis (γ) = 0-140/160°
B-β mode
Horizontal rotational axis (B-planes) = 360°
Vertical rotational axis (β )= 140/160° |
| Angular resolution |
Horizontal rotational axis: 0.05°
Vertical rotational axis: 0.05° |
| Area occupied by goniometer |
2m diameter circular area |
| Maximum sample size |
C-γ mode: 500 mm diameter, 300mm deep
B-β mode: 1.65m long, 500mm diameter |
| Maximum sample weight |
C-γ mode: 20 kg
B-β mode: 40 kg |
Photometric detector
| 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 |
<0.2% |
| 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]) |
| Area occupied by photometer frame |
0.5 x 0.5m |
General
| Power supply |
PMC MAC- 110/220V 50/60Hz, ORM400– transformer |
| Interface |
PMC MAC & ORM400- USB 2.0 |
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