提供Admesy公司Asteria亮度计

' $X}'u  
提供Admesy公司Asteria亮度计 %TRH,-@3h  
K>fY9`Whm  
Asteria是Admesy公司专门针对亮度和闪烁（LED频闪、液晶Flicker）推出的亮度计，采用优选硅光电二极管以保证较高的测试精度，测量速度最高为180000次/s。性价比高，便于携带和产线应用。 vt-53fa|  
?$FvE4!n  
}9ZcO\M  
Asteria亮度计的特性： FR@##i$  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). } ~#^FFe  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). nH]F$'rtA  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   3xz{[5<p  
Triggerinput and output for in line applications. SgocHpyg  
Windows,Linux, OSX and embedded systems compatible. ,zY!EHpx  
SCPIcommand interface for easy integration in other applications. $I-i=:}g  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. l+1GA0'JP  
USBTMCstandard compliant. Pkw` o #  
Integrating-or sampling mode available BnL
WC  
3 gainstages for every mode x=(cQmQ  
Auto-rangefunction   -T4{PM  
Usercalibration function and pre-programmed calibration values   DGx9 \8^  
rdsm /^,s  
Opticalsystem   \vB-0w  
Optics )K8k3]y&  
10mmapperture lens R<gC,eV<=  
Acceptanceangle dF{3~0+,  
5(±2.5) degrees. @+VvZc2Y  
Spotsize @ 50mm nu] k<^I5|  
12mm J<Wz3}w6  
Spotsize @ 75mm q
!k F  
15.5mm O~g_rcG  
Spotsize @ 100mm n*^g^gp  
19mm )^uLZMNaI  
cve(pkl  
Samplemode - signal frequency response   />XfK,c-  
Parameter 2#LcL  
f3db(1) I]>-~_  
Gain 1 =YBwO. !%  
DC –20 kHz Tk9*@
kqv  
Gain 2 p8
BAan3  
DC –50 kHz zzuDI_,/  
Gain 3 rx'},[b]3  
DC –120 kHz JiP]FJ;  
dW<.  
Measurementspecification ExI?UGT  
Parameter jgYUS@}  
Range OnF+  
Accuracy 4XQv  
Lightlevel [cd/m `?r
Ps8+R  
2 W<yh{u&,  
]       Repeatability (2)     Speed [samples/sec] (2) 'rHkJ  
Luminance(Y) 29u"\f a  
(integratingmode) {8Hrb^8!  
0.005– 15,000 cd/m2 q+dY&4&u  
integrationtime M\,0<{  
between1ms and 5 j)C%zzBu(  
seconds Lh"Je-x<<  
±4% of measuredvalue. ~y_TT5+3  
Measuredat white image of LED LCD display. KI-E=<zt  
Luminance~150 cd/m2; DM!vB+j+,  
0.1 :r:5a(sq  
±0.20% odny{ePAf  
4-10 B~lrd#qC  
1 @;fdf3ian  
±0.10% Yj/S(4(h?  
10-20 }a"T7y23  
5 -}MWA>an8
 
±0.05% 2hw3+o6  
20-100
|`U^+Nf  
>150 O%tlj@?  
±0.03% 37a"<  
20-100 k
^p|H:  
Luminance(Y) `{N0+n  
(samplingmode) MH?|>6  
1 –15,000 cd/m2 ]3NH[&+  
%TPnC'2  
±4% of measuredvalue. :upi2S_e  
Measuredat white image of LED LCD display. 3 {\b/NL$  
Luminance~150 cd/m2; y!1%Kqx1,n  
1 p;"pTGoWi  
±0.20% ch 4z{7   
4-10 Z$k4T$,[-  
5 \Bw9%P~ G  
±0.10% G>M# BuU  
10-20 S3MMyS8  
20 ,1Suq\ L  
±0.05% @8HTC|_vX  
20-100 $`i$/FE  
>150 y"]?TEd  
±0.03% oR[,?qu@f  
20-100 .LIEZ^@  
Flicker D}SRr,4v  
(ContrastMethod) TF}<,aR  
1-15,000cd/m2 !Z YMks4  
±1% )p~\lM}?d  
Flickerfrequency:30Hz AC/DC 10% sine wave @   y#F( xm+L  
10Cd/m ^GQ+,0Yy  
2 JfxD-9U^>u  
e[$=5
U~c  
0.'$U}#b  
Flicker 0UB)FK,9  
(JEITAmethod) 0j %s H  
1-15,000cd/m2 ts`c_hH,1'  
±1dB &W`."  
Flickerfrequency:30Hz AC/DC 10% sine wave @ 5D8V)i  
10Cd/m -Ob'/d5&  
2 mY*JNx