Illuminance Meter ASP-MK350
- Now with free unique software for data analysis and reporting
- 30 days money back warranty
- Illuminance, Lux reading
- Discontinued - Replace by: Lighting Passport Spectrometer
Clients who bought our ASP-MK350:
Our spectrophotometer has a cosine corrector and is calibrated to measure illuminance and spectral response of light sources. It can be used as a quick, handheld device to verify center, dominant, and centroid wavelengths, intensity, and color of LED and other light sources. Compact spectrometer with performance.
Additional Features:
- Color or monochrome available
- Color Temperature
- LED light measurement
- Spectral Response
- Color coordinates C.I.E.
- Integrated Diffuser corrector
- 3.5" touch screen interface
- Data transfer to SD card in image format .bmp and .xls
- Battery autonomy 4-5 hours average
- CE approved
- Tested performance by Calibration National Lab
- Perfect replacement for Minolta CL-500A
Applications:
This spectroradiometer is useful for any type of light emission engines in the visible range such as laser, diode laser, LED, OLED,projector light source, tungsten, Halogen, solar studies, photo-stability testing, and photobiology and fluorescence, phosphorescence applications.
http://www.youtube.com/watch?feature=player_detailpage&v=oQ3DvvGu3hg#t=0s
SPECIFICATION
| Feature | ASP-MK350 | |
|---|---|---|
| Detector Type | CMOS Linear Image Sensor | |
| Spectral Bandwidth | Approx. 12 nm | |
| Cosine 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. ( 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 ± 40nm. ) | |
| Wavelength Data Increment | 1 nm | |
| Wavelength Reproducibility | ± 0.5 nm ( Measured under constant light input conditions ) | |
| Illuminance Accuracy | Illuminant A @ 2856k at 20000 lux | ± 5% |
| Color Accuracy | ± 0.002 in CIE x,y | |
| Color Repeatability | ± 0.0005 in CIE x,y | |
| CCT Accuracy | ± 2% | |
| CRI Accuracy @ Ra | ± 1.5% | |
| 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 | |
| Storage Temperature Range | -10 ~ 40 °C | |
SD card is not included
SI photometry units
| Quantity | Symbol[nb 1] | SI unit | Symbol | Dimension | Notes | |||
|---|---|---|---|---|---|---|---|---|
| Luminous energy | Qv [nb 2] | lumen second | lm⋅s | T⋅J [nb 3] | units are sometimes called talbots | |||
| Luminous flux | Φv [nb 2] | lumen (= cd⋅sr) | lm | J | also called luminous power | |||
| Luminous intensity | Iv | candela (= lm/sr) | cd | J | an SI base unit, luminous flux per unit solid angle | |||
| Luminance | Lv | candela per square metre | cd/m2 | L−2⋅J | units are sometimes called nits | |||
| Illuminance | Ev | lux (= lm/m2) | lx | L−2⋅J | used for light incident on a surface | |||
| Luminous emittance | Mv | lux (= lm/m2) | lx | L−2⋅J | used for light emitted from a surface | |||
| Luminous exposure | Hv | lux second | lx⋅s | L−2⋅T⋅J | ||||
| Luminous energy density | ωv | lumen second per metre3 | lm⋅s⋅m−3 | L−3⋅T⋅J | ||||
| Luminous efficacy | η [nb 2] | lumen per watt | lm/W | M−1⋅L−2⋅T3⋅J | ratio of luminous flux to radiant flux | |||
| Luminous efficiency | V | 1 | also called luminous coefficient | |||||
| See also: SI · Photometry · Radiometry | ||||||||
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