VTSYIQI Spectral Illuminance Meter Portable Light Spectrometer with High Precision CCD Sensor Wavelength Range 380nm～780nm Wavelength Accuracy ±0.5nm Spectral Bandwidth 2nm for Use in the Field of Lighting Measurement

Intelligent spectral illuminance meter

Intelligent wireless spectral power meter is a new generation of handheld light source light color test instrument, using advanced micro spectrometer, embedded operating system and microcomputer technology integration, 5-inch IPS touch screen to make the field test application more convenient and simple, more in line with the field application scenario parameter test analysis and verification. It can be used for sampling and measurement of light source parameters anytime and anywhere, and can also be connected to PC software test in the laboratory to efficiently analyze and process the test data saved in the field test, with extremely high measurement linearity and accuracy

Main applications

1. On-site testing of commercial lighting, health lighting, home lighting, architectural lighting, etc.;

2. Laboratory research and development verification testing;

3. On-site lighting measurement fields such as homes, shopping malls, schools, factories, greenhouses, and outdoors;

4. Research and development of light source products, quality control of production line and other links

5.On-line detection, sorting, real-time monitoring of light source products, etc

Product advantages

1. Communication mode: USB

2. A variety of display methods: PC software

3. Multi-platform operation: IPS touch screen control operation

Core devices

1. TCD1304DG CCD detector, band response range 380-780nm

2. Reinforced coating grating: number of engraved lines: 1200 lines

3. Enhance collimation and focusing mirrors

4. 16-bit high-speed AD sampling

5. High-precision stable operation circuit,

6. High-precision optical path, small stray light, elimination of high-order diffraction spectrum (with cloud spectrum filter system)

Test advantages

1. Comparison test, transmittance test, parameter comparison (two modes)

2. Timing test and timing storage (optical attenuation test verification can be carried out)

3. The wavelength is adjustable, which is convenient for query (single band is more convenient to view and analyze)

4. Correction of test results (correction of test result coefficients for different scenarios and environmental changes)

5. Online test

Optical path characteristics (structure of optical fiber spectrometer)

1. A variety of optical inputs: direct cosine correction into the slit or through SM905 fiber (with cosine correction)

2. Wavelength range: 380-780nm

3. Spectral resolution: ±0.2nm, wavelength resolution:

4. Photometric linearity±0.3%

5. Stray light: <0.1%

6. Cosine correction of photometric probe: error ≤5%, nonlinearity ≤1%

7. Absolute value of fatigue error: ≤2%

8. Relative indication error: ±5%

9. Zero value error: ±1% (FS)

10. Letter-to-dry ratio: 300:1

11. Range: automatic error±1%

12. High-speed data acquisition, integration time: milliseconds

13. Focal length 42.5mm symmetrical non-cross H-T optical path

14. Communication mode: USB communication

15. Dimensions: 156mm*81mm*21.8

16. Advanced micro spectrometer technology is adopted, which has higher test accuracy than traditional probes;

17. It can be connected to the computer software for testing, and can be connected to the computer to print the test report;

18. Color liquid crystal display, good graphic interface, can display spectral waveform, color tolerance ellipse diagram;

19. 5-inch IPS touch screen

20. Built-in 4200Am lithium battery can be used for more than 16 hours.

Parameters

Correlated color temperature Tc

Illuminance lx

Irradiance Ee(W/m²)

Color coordinates (x,y), (u,v), (u′,v′)

Relative spectral power distribution P(λ)

Color rendering index Ri(i=1~15)

Color rendering index CRI (Ra); AvgR

Color rendering index (spatial diagram)

Color coordinate diagram CIE1976 CIE1960 CIE1931

Color Tolerance Diagram SDCM (McAdam Ellipse, Rectangular Frame and CIEu'v' Circle National Standard, ANSI Standard, EU ERP Standard)

Dominant wavelength, peak wavelength, center wavelength, centroid wavelength, half width

Ratio of light and dark vision to S/P

The blackbody deviates from Duv

Candlelight

Color purity, red ratio, green ratio, blue ratio, CIE1931 trichromatic stimulation values X, Y, Z

Transmittance %

More functional parameters can be customized

Technical characteristics

Wavelength range:380nm～780nm

Spectroscopic mode:Telephoto cross asymmetric CT spectroscopy system

sensor:High-precision CCD

Spectral Bandwidth (FWHM):2nm

Spectral resolution:0.1nm

x,y coordinate values:x,y accuracy ±0.0015 ; x, y repeatability ± 0.0005

Wavelength accuracy:±0.5nm

Wavelength data output interval:1nm

Illuminance accuracy:Level 1 (±4% reading ± 1 reading)

Color rendering accuracy:±1

Photosensitive surface:Ф10mm

Screen type:MOBILE PHONE, COMPUTER, IPAD, 3.5-INCH TOUCH SCREEN

Display type:PC software, APP, applet, touch screen

Accuracy of color coordinates:±0.0015 (better than ±0.0005 standard light source relative to traceability to NIM)

Color temperature range:1,000K～100,000K

Stray light:≤0.3%

Illuminance measurement range:0.1～500K lx

Measurement mode:Single test/continuous test

Language patterns:Chinese and English can be switched

Spectral display mode:Spectral distribution map

The data shows the pattern:You can slide up and down to display all parameters

Graphical display mode:CIE1931 Chromaticity Diagram CIE1960 Chromaticity Diagram CIE1976 Chromaticity Diagram Elliptical Diagram of Color Tolerance Circular Diagram of Color Rendering Index Histogram

Integration time:50µs～10000ms

File save format:SOURCE FILES/PDF/EXCEL, ETC

Communication interface:Type-C, Bluetooth

Operating temperature/humidity range:(-10~40)°C, relative humidity<70% (non-condensing)

Storage temperature/humidity range:(-20~45)°C, relative humidity<70% (non-condensing)

Calibration method:Automatic zeroing

Storage capacity:4G is standard from the factory

Power supply mode:Built-in lithium battery/power adapter

Duration of continuous work:It can be used for about 16 hours on a single charge

The structure of the whole machine:All aluminum alloy engraving

Size/weight of the main unit:156mm (height) × 81mm (width) × 21.8mm (thickness) / Approx. 200g without accessories (including battery)