提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计  y1saE  
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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。 f_\-y&)+*  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： 7wnzef?)  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). D0P% .r"v  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). lyPXlt  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   i_@RWka<  
Triggerinput and output for in line applications. GwV FD%  
Windows,Linux, OSX and embedded systems compatible. pWp2{G^XB  
SCPIcommand interface for easy integration in other applications. {3Rax5Ty  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. vqHJc2yYkZ  
USBTMCstandard compliant. ;n@C(hG  
Integrating-or sampling mode available }X?*o`sW  
3 gainstages for every mode LNb![Rq  
Auto-rangefunction   7AiCQWf9  
Usercalibration function and pre-programmed calibration values   pSP_cYa#(#  
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Opticalsystem   Ed-gYL^<  
Optics ( A)wcB  
10mmapperture lens O /&%`&2  
Acceptanceangle ["M>  
5(±2.5) degrees. jJvNN -^  
Spotsize @ 50mm .g~@e_;):  
12mm t;]egk  
Spotsize @ 75mm AIyv;}5  
15.5mm $yAfs3/%)s  
Spotsize @ 100mm ihWz/
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19mm  \_E.%K  
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Samplemode - signal frequency response   =1VH5pVr}  
Parameter * 2%e.d3"M  
f3db(1) u2<h<}Y  
Gain 1 )'~FDw\6  
DC –20 kHz x,dv~QU  
Gain 2 d@tr]v5 B  
DC –50 kHz N 3c*S"1  
Gain 3 E2IVR]C2^  
DC –120 kHz =@ZtUjcJx  
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Measurementspecification ];;w/$zke  
Parameter @45H8|:k  
Range ea0tx3'  
Accuracy njMy&$6a##  
Lightlevel [cd/m cloI 6%5r  
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]       Repeatability (2)     Speed [samples/sec] (2) sCQup
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Luminance(Y) ?<'W~Rm6n  
(integratingmode) RH
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0.005– 15,000 cd/m2 [r8 d+  
integrationtime sV[Z|$&Z  
between1ms and 5 5-HJ&Q
 
seconds lM*O+k  
±4% of measuredvalue. rj~ian  
Measuredat white image of LED LCD display. 0 
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Luminance~150 cd/m2; !d.>r 7w  
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±0.20% G3+a+=
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4-10 ;|QR-m2/  
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±0.10% p0y?GNQ  
10-20 K)&XQ`&  
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±0.05% j#P4Le[t  
20-100 9Fx z!-9m  
>150 t[,T}BCy.  
±0.03% YO$b#  
20-100 ?]D+H%3[$i  
Luminance(Y) ]wpYxos  
(samplingmode) IQ=|Kj9h  
1 –15,000 cd/m2 BJxmW's/  
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±4% of measuredvalue. xKST-:c+  
Measuredat white image of LED LCD display. Uv`v|S:+2  
Luminance~150 cd/m2; {mnSTL`  
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±0.20% X]MM7hMuR  
4-10 }|"*"kxi!  
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±0.10% 5zw23!  
10-20 Qfu*F}  
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±0.05% ":#x\;  
20-100 dzNaow*0&V  
>150 Rn(F#tI  
±0.03% zw0 r i6  
20-100 nQ!#G(_nO  
Flicker T.PZ}4  
(ContrastMethod) 8tRhV2  
1-15,000cd/m2 ajW$d!  
±1% FJ,\?ooGf  
Flickerfrequency:30Hz AC/DC 10% sine wave @   S%s|P=u  
10Cd/m 7K]U|K#  
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Flicker +6)kX4  
(JEITAmethod) %%,hR'+|  
1-15,000cd/m2 x*"pDI0k)  
±1dB \v P2B  
Flickerfrequency:30Hz AC/DC 10% sine wave @ $17 v,  
10Cd/m  !QW 0  
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