SPECTROMETER

Specifications

Model Number MK350
Detector Type CMOS Linear Spectrum Image Sensor
Cosine Recipt Area 6.6 ± 0.1 mm
Measurement Range 70 ~ 70000 Lux
Wavelength Range 360 ~ 750 nm
Exposure Time Range 8 ~ 1000 ms
Capture Mode Once / Continue
Integrating Mode Auto / Manual
Measuring Modes 1. Basic Value Mode
2. Spectrum Graph Mode
3. C.I.E 1931 Chromaticity Dragram Mode
4. C.I.E 1976 U.C.S Chromaticity Dragram Mode
Measuring Capabilites 1. Illuminance / Lux
2. Spectral Irradiance
3. C.I.E Chromaticity Coordinates
(1) C.I.E 1931 x,y Coordinates
(2) C.I.E 1976 U.C.S u',v' Coordinates
4. Peak Wavelength
5. Correlated Color Temperature; CCT ( in Kelvins )
6. Color Rendering Index; Ra ( Rendering Average )
Digital Resolution 16 bits
Dark Calibration Yes
Stray Light -25 dB max. *1
Wavelength Data Increment 1 nm
Wavelength Accuracy ± 0.5 nm *2
Illuminance Accuracy

Illuminant A @ 2856k

at 20000 Lux

± 5%
± 0.002 in CIE x,y
± 0.0005 in CIE x,y
± 2%
± 1.5%
Color Accuracy
Color Repeatability
CCT Accuracy
CRI Accuracy @ Ra
Display 3.5" LCD 320X240 Touch Panel
Max. files @ 2GB SD Card 250000 Files
Battery Operation Time 5 hours / One Full Charge
Battery 2500 mAh / Reachargeable Li-ion Battery
Date Output Interface SD Card / USB 2.0
Data Format Compatible MicroSoft Office Excel Date Format
Dimensions 144.2 x 78 x 24 mm ( H x W x D )
Weight ( with Battery ) 250 g ± 20 g
Operating Temperature Range 0 ~ 35 °C
*1. When monochromatic light of the 550nm wavelength is input, spectral stray light is defined as the ratio of count measured at the
input wavelength, to the measured in a region of the input wavelength ± 40 nm.
*2. Measured under constant light input conditions .


 




Features

Modern pocket design
Small and easy to carry
3.5" touch screen interface
User-friendly
High efficiency and portable laboratory

HOW TO MEASUREMENT LIGHTING SOURCE

Step 1 : point sensor head towards light source
Step 2 : push the button
Step 3 : Read data measurement on screen