提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 %pCT
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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。 t?FBG4  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： CrTw@AW9)  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). $XH^~i;  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). y6BAH  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   ~k5W@`"W  
Triggerinput and output for in line applications. C3g_!dUs  
Windows,Linux, OSX and embedded systems compatible. Nh+H9  
SCPIcommand interface for easy integration in other applications. dM@1l1h/  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. 4*;MJ[|  
USBTMCstandard compliant. f$QNg0v  
Integrating-or sampling mode available _+MJ%'>S
 
3 gainstages for every mode :ShT|n7  
Auto-rangefunction   Ow,b^|  
Usercalibration function and pre-programmed calibration values   FS1z`wYP  
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Opticalsystem   GQ ;;bcj&  
Optics Tid aa  
10mmapperture lens >9J:Uo1z  
Acceptanceangle a 1*p*dM#  
5(±2.5) degrees. MolgwVd
 
Spotsize @ 50mm xT2PyI_:  
12mm lp8v0e
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Spotsize @ 75mm '|=;^Z7.K  
15.5mm 9lE_nc  
Spotsize @ 100mm  %;!.n{X  
19mm TA~{1_l  
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Samplemode - signal frequency response   7{Wny&[0  
Parameter xgtR6E^k  
f3db(1) Eh4=ZEX  
Gain 1 Dvln/SBk  
DC –20 kHz &)<)^.@3G^  
Gain 2 ?Mfw]z"\C)  
DC –50 kHz ySI!d|_  
Gain 3 w4Z'K&d=  
DC –120 kHz RD&PDXT4  
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Measurementspecification N{>n$v}  
Parameter P!k{u^$L  
Range TL#3
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Accuracy }ad|g6i
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Lightlevel [cd/m |wj?ed$ f  
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]       Repeatability (2)     Speed [samples/sec] (2) ;A[Q2(w+  
Luminance(Y) |Q>IrT  
(integratingmode) /a o5FL  
0.005– 15,000 cd/m2 :BTq!>s  
integrationtime e>7i_4(C  
between1ms and 5 Z/J y'$x  
seconds &+R?_Ooibk  
±4% of measuredvalue. Aiea\jBv  
Measuredat white image of LED LCD display. WX
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Luminance~150 cd/m2; HpnWoDM  
0.1 KK &?gTa  
±0.20% qIqM{#' ^  
4-10 8\gjST*  
1 cN9t{.m  
±0.10% %~S&AE-  
10-20 PFK  '$  
5 T]p-0?=4vv  
±0.05% ;A!BVq  
20-100 OZ!^ak  
>150 Sa5G.^
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±0.03% @\I#^X5lv  
20-100 t0?\l)  
Luminance(Y) 5/z/>D;  
(samplingmode) TuqH*{NNy9  
1 –15,000 cd/m2 #R RRu2  
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±4% of measuredvalue. 8HdAFRw  
Measuredat white image of LED LCD display. 5*D/%]YsD  
Luminance~150 cd/m2; ;jTN| i'  
1 3oG,E;(  
±0.20% =mmWl9'mJ  
4-10 !0E&@X:-  
5 RCLeA=/N@0  
±0.10% Xb,3Dvf  
10-20 p
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20 g$o&Udgs  
±0.05% A.w:h;7  
20-100 CVR3 A'  
>150 '[O;zJN;  
±0.03% *_g$MI  
20-100 k-""_WJ~^  
Flicker Pr,q*_Yy  
(ContrastMethod) NW)1#]gg%  
1-15,000cd/m2 uUw5l})%Fi  
±1% >i-"<&#jG  
Flickerfrequency:30Hz AC/DC 10% sine wave @   Vs{|xG7WD  
10Cd/m :P=(k2  
2 -s'-eQF J  
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Flicker uA#;G/$  
(JEITAmethod) VOh4#%Vj  
1-15,000cd/m2 qb` \)X]9  
±1dB cPc</[x[W  
Flickerfrequency:30Hz AC/DC 10% sine wave @ d8x;~RA  
10Cd/m $ o#V#  
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