提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 >>J3"XHX  
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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。 bvtpqI QZ  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： ."+lij=56  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). ^+76^*0  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). g[G/If  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   yus3GqPI  
Triggerinput and output for in line applications. Zkd{EMW  
Windows,Linux, OSX and embedded systems compatible. BI:Cm/ >  
SCPIcommand interface for easy integration in other applications. OL 0YjU
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Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. lndz  
USBTMCstandard compliant. FPYk`D  
Integrating-or sampling mode available AfA"QCyO  
3 gainstages for every mode dQ8RrD=$&  
Auto-rangefunction   <(KCiM=E$  
Usercalibration function and pre-programmed calibration values   #zl1#TC{(  
fc+-/!v  
Opticalsystem   (%fQhQ  
Optics {\(G^B*\  
10mmapperture lens 57q=  
Acceptanceangle Q|)>9m!tt  
5(±2.5) degrees. $YX{
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Spotsize @ 50mm zufphS|  
12mm tLOGj?/r  
Spotsize @ 75mm fv7VDo8vb  
15.5mm =v<w29P(g  
Spotsize @ 100mm rL-R-;Ca  
19mm  NAD^1
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Samplemode - signal frequency response   ?1ey$SSU]  
Parameter z[f]mU  
f3db(1) 4<($ZN8  
Gain 1 >\1twd{u]  
DC –20 kHz $jMA(e`Ye0  
Gain 2 ]ltCJq  
DC –50 kHz :Vxt2@p{  
Gain 3 sa+ JN^[X  
DC –120 kHz 1;/SXJ s  
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Measurementspecification lWc[Q1  
Parameter )(]rUJ~+~A  
Range pl>b 6 |  
Accuracy QKP #wR  
Lightlevel [cd/m ,?yjsJd.  
2 ;((t|  
]       Repeatability (2)     Speed [samples/sec] (2) $}(Z]z}O;  
Luminance(Y) {LiJ=Ebt  
(integratingmode) 1#x5 o2n  
0.005– 15,000 cd/m2 Hpix:To  
integrationtime Wq3PN^  
between1ms and 5 _9=87u0  
seconds (LK@w9)i;  
±4% of measuredvalue. (/uN+  
Measuredat white image of LED LCD display. J~K
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Luminance~150 cd/m2; OFr"RGW"  
0.1 9C \}bT  
±0.20% Yuv=<V  
4-10 igQz
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1 1#N`elm  
±0.10% 8d*S9p,/  
10-20 Oey Ph9^V  
5 yr+QV:oVA  
±0.05% F2zo !a8  
20-100 oL~1M=r  
>150 }$<v  
±0.03% WblH}  
20-100 0i}.l\  
Luminance(Y) Vl$RMW@Ds  
(samplingmode) 0 @#Jz#?  
1 –15,000 cd/m2 K_+M?ap_  
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±4% of measuredvalue. ,$!fyi[;C  
Measuredat white image of LED LCD display. )F hbN@3  
Luminance~150 cd/m2; U`) ";WN  
1 ]A[}:E 5}  
±0.20% Uhvy2}w  
4-10 p*W{*wZ_^  
5 2.nT k  
±0.10% O)^F z:  
10-20 #.u&2eyqQ  
20 JQ ?8yl  
±0.05% ?6*\M  
20-100 1g=T"O&=  
>150 b6;MTz*k>  
±0.03% Ew]&~:$Ki  
20-100 %J6>Vc!ix=  
Flicker &u9,|n]O9  
(ContrastMethod) j7);N  
1-15,000cd/m2 A]iT uu5p  
±1% 9/8+R%  
Flickerfrequency:30Hz AC/DC 10% sine wave @   IHW s<U  
10Cd/m dgQ<>+9]6  
2 _l)3pm6  
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Flicker jKcl{',  
(JEITAmethod) "$5cKbJ  
1-15,000cd/m2 k_1;YOBF  
±1dB ;]R5:LbXS  
Flickerfrequency:30Hz AC/DC 10% sine wave @ 7lYf+&JZ  
10Cd/m {y{O ze  
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