提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 JQKC;p  
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Asteria是Admesy公司专门针对亮度和闪烁（LED频闪、液晶Flicker）推出的亮度计，采用优选硅光电二极管以保证较高的测试精度，测量速度最高为180000次/s。性价比高，便于携带和产线应用。 W>5vRwx00  
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Asteria亮度计的特性：
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Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). >lD;0EN  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). &a%WM  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   /9x{
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Triggerinput and output for in line applications. \H Wcd|  
Windows,Linux, OSX and embedded systems compatible. IVI~1~  
SCPIcommand interface for easy integration in other applications. g>2aIun_Q  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. di6B!YQP  
USBTMCstandard compliant. CS/Mpmsp  
Integrating-or sampling mode available doP$N3Zm  
3 gainstages for every mode zVSx$6eiU  
Auto-rangefunction   n;wwMMBM  
Usercalibration function and pre-programmed calibration values   +'%@!  
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Opticalsystem   cAD[3b[Gk  
Optics aF!Ex  
10mmapperture lens 'It?wB W  
Acceptanceangle et=7}K]l  
5(±2.5) degrees. 8zY)J#  
Spotsize @ 50mm n-DaX kK  
12mm nqT>qS[Z  
Spotsize @ 75mm &5?G-mn  
15.5mm AXs=1 e  
Spotsize @ 100mm >R!"P[*  
19mm 3UdU"d[75  
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Samplemode - signal frequency response   +R!zs  
Parameter r'/\HWNP  
f3db(1) nX|Q~x]  
Gain 1 _a](V6  
DC –20 kHz Ly;I,)w  
Gain 2 #%:c0=  
DC –50 kHz h4_b!E@  
Gain 3 CEuWw:)  
DC –120 kHz ',7a E@PJ  
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Measurementspecification >!L&>OOx  
Parameter H3, ut  
Range l4rMk^>>  
Accuracy W^es;5  
Lightlevel [cd/m `5q ;ssu  
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]       Repeatability (2)     Speed [samples/sec] (2) 5,1{Tv`  
Luminance(Y) _T5)n=|  
(integratingmode) "xe=N  
0.005– 15,000 cd/m2 Tk*w3c"$  
integrationtime UZGDdP  
between1ms and 5 @Y}uZ'jt'  
seconds 24ux  
±4% of measuredvalue. LH2PTW\b!6  
Measuredat white image of LED LCD display. r3qf[?3`6  
Luminance~150 cd/m2; Gh}yb-$N`&  
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±0.20% lwT9~Hyp  
4-10 =>|C~@C?  
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±0.10% (CJ.BHu]  
10-20 "7,FXTa
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±0.05% G,XPT,:%  
20-100 {^}0 G^  
>150 bl;zR  
±0.03% KVPR}qTP;  
20-100 $bvJTuw  
Luminance(Y) C$d>_r  
(samplingmode) }^-<k0A4?  
1 –15,000 cd/m2 2 rN ,D(  
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±4% of measuredvalue. j}:~5|.  
Measuredat white image of LED LCD display. x[Im%k  
Luminance~150 cd/m2; k`\R+WK$  
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±0.20% @F~LW6K  
4-10 Wht(O~F  
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±0.10% 1[;;sSp  
10-20 4/e60jA  
20 ~rD={&0  
±0.05% !ABiy6d  
20-100 445o DkG  
>150 +Qxu$#  
±0.03% 5D Y
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20-100 #]]Su91BA  
Flicker (:pq77  
(ContrastMethod) h3* x[W  
1-15,000cd/m2 yX!HZu;j  
±1% ,=QM#l]  
Flickerfrequency:30Hz AC/DC 10% sine wave @   2xwlKmI N  
10Cd/m a4MZ
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Flicker (u3s"I d  
(JEITAmethod) CZ
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1-15,000cd/m2 }8-\A7T  
±1dB MJ`3ta  
Flickerfrequency:30Hz AC/DC 10% sine wave @ en F:>H4  
10Cd/m A{eLl  
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