Gossen MAVOSPEC Lite Innovative Spectrometer (10 x – 100 000lx; 380 – 780 nm)

PHOTOMETRY

Applications: Daylight, LEDs, halogen and more

Illuminance Evis: 10 lx … 100 000 lx

Color temperature CCT: 1600 K … 50 000 K (Duv > – 0.1)

Color temperature difference relative to the Planckian locus Duv: (1600 K < CCT < 50 000 K)

Color rendering index CRI per CIE 13.3: Ra, Re, R1 … R15

Gamut Area Index GAI:  ✓

Chromaticity coordinates [x’,y’] per CIE 1931:  ✓

Chromaticity coordinates [u’,v’] per CIE 1976:  ✓

Chromaticity coordinates [u,v] per CIE 1960:  ✓

Configurable measured value display:  ✓

Selectable units of measure: lx / °C – fc / °F

SENSOR TECHNOLOGY, MEASUREMENT TOLERANCES

Sensor: CMOS image sensor, 256 pixels

Diffusor light-entry surface: Φ 7 mm

Distance diffuser to surface to be measured: 25 mm

Error limit – cos like rating (f2′): ≤ 3.00 %

Spectral range: 380 – 780 nm (VIS)

Full width at half maximum (FWHM): ≤ 15 nm (typically 12 nm)

Physical resolution: ~ 1.72 nm

A/D converter: 16 bit

Wavelength reproducibility: ± 0.5 nm

Integration time: automatic, manual;  10 ms – 3000 ms

Signal-to-noise ratio: 1000:1

Spurious light: -25 dB

Dark current compensation: automatic via temperature sensor

Measurement uncertainty illuminance: ± 3 %

Reproducibility chromaticity : ± 0.0005

Measurement uncertainty CCT: ± 2 %

Measurement uncertainty CRI: ± 1.5 %

MISCELLANEOUS

Mains power pack: 100 – 240 V (50/60 Hz) 0.15 A

5 V, 1 A (DC) USB port

Power supply via USB port:  ✓

Rechargeable battery: Li-Ion 3.7 V – 890 mAh

Automatic shutdown: Programmable for display + device

Rechargeable battery life: ≥ 8 hours continuous operation

Charging time with power pack: 1.5 h

Operating temperature: 5 – 40 °C

Dimensions [H x W x D]: 139 mm x 60 mm x 30 mm

Weight: 150 g

Scope of delivery: Meter, sensor cover cap, V070A rechargeable battery, power pack, USB interface cable, neoprene sheath, carrying strap, calibration protocol, operating instructions in German and English, 4 GB micro SDHC memory card including EXCEL file with several protocol templates and operating instructions in German, English, French, Italian, Spanish as PDF, SD adapter

OPERATION, INTERFACES, MEMORY

Display: 2.1″ color TFT 320 x 240

Controls: 3 keys, ring controller

Interface: USB 2.0

Interface protocol: open

Data storage: 4 GB micro SD / 500.000 measurements

Memory mode: Manual, auto

Data format: CSV