| General Specifications |
| Measurement items |
(1) Illuminance, Luminous flux, Luminous Intensity
(2) Chromaticity
(3) Color Rendering Index
(4) Correlated Color Temperature and Δuv
(5) Dominant wavelength and excitation purity |
| Measurement range |
[Illuminance] 5 lx to 100,000 lx |
| Applicable standard |
Compliant with special type illuminance measuring instruments* specified in Japanese Industrial Standard (JIS) C 1609-1:2006 Illuminance meters Part 1:General measuring instruments.
Performance
(1) Illuminance linearity*: 2 % ±1 dgt.
(2) Visible range relative special responsivity characteristics*: 1.5 %
*Terms translated into English by Hioki
English translation of JIS C 1609-1:2006 has not been published by Japanese Standards Association.
In the event of any doubt arising, the original standard in Japanese takes precedence. |
| Spectral responsivity characteristics of colour-matching functions |
Performance
Meets with tolerance limits specified as Table 1 (Tolerance limits to deviation of spectral responsivity of photo-electric colorimeter) in 5.2 Photoelectric colorimeter of JIS Z 8724:1997 Methods of colour measurement - Light-source colour. |
| Compensation |
Dark current compensation, Reference value compensation, (Illuminance, Luminous Intensity, Luminous Flux, Chromaticity) |
| Post-correction backup |
Saving of user correction values: Reference value correction values can be saved on the connected computer |
| Interfaces |
USB 2.0, Digital I/O (Input: External trigger, Output: End of measurement) |
| Optical detector |
[Incoming radiation diameter] φ 11.3 mm ±0.1 mm |
| Measurement function |
Control, Trigger function, Averaging, Auto-range function |
| Display |
Illuminance, Luminous flux, Luminous Intensity, Chromaticity, Color Rendering Index, Correlated Color Temperature, Dominant wavelength |
| Power supply |
AC Adapter 9418-15 (100 to 240 V AC, 50/60 Hz, 6 VA) |
| Dimensions and mass |
[Main unit] 210 mm (8.17 in) W × 30 mm (1.18 in) H × 135 mm (5.31 in) D, 1 kg (35.3 oz)
[Sensor unit] 70 mm (2.76 in) W × 39.5 mm (1.56 in) H × 172 mm (6.77 in) D, 550 g (19.4 oz) |