提供Admesy公司Asteria亮度计

#^+DL]*l  
提供Admesy公司Asteria亮度计 \h8
<cTQ  
tHLrhH<w  
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。 Z`YJBcXR  
!!Z?[rj  
 Q1@A2+ c  
Asteria亮度计的特性： o M Zq+>  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). 6'xsG?{JY  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). 2wF8 P)  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   uwlr9nB  
Triggerinput and output for in line applications.  }-~l!  
Windows,Linux, OSX and embedded systems compatible. dH
( ('u[  
SCPIcommand interface for easy integration in other applications. >:lnt /N3  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. -*.-9B~u  
USBTMCstandard compliant. 4@xE8`+bG  
Integrating-or sampling mode available n]he-NHP  
3 gainstages for every mode eYx Kp!f  
Auto-rangefunction   [$[:"N_  
Usercalibration function and pre-programmed calibration values   A_KW(;50  
I}R0q  
Opticalsystem   bV/jfV"%E  
Optics QY== GfHt  
10mmapperture lens #c2ymQm  
Acceptanceangle sH\5/'?  
5(±2.5) degrees. Dc)dE2  
Spotsize @ 50mm (Cqn6dWK  
12mm %D *OO{  
Spotsize @ 75mm X1~1&:V,<  
15.5mm 4[N^>qt =  
Spotsize @ 100mm }f2r!7:x  
19mm 0Fu~
%~#E$  
8_N]e'WUh  
Samplemode - signal frequency response   H/}]FmjN  
Parameter .YuJJJv  
f3db(1) r7qh>JrO  
Gain 1 .ji_nZ4.+  
DC –20 kHz 1)Zf3Y8  
Gain 2 @V!r"Bkg.  
DC –50 kHz kwsp9 0)  
Gain 3 hJPlq0C  
DC –120 kHz NFv>B>  
'F3)9&M  
Measurementspecification ~y7jCcd`  
Parameter 4!KoFoZt*  
Range q:g2Zc'Y~W  
Accuracy J[&b`A@.o  
Lightlevel [cd/m Dih3}X&jn$  
2 &iV{:)L  
]       Repeatability (2)     Speed [samples/sec] (2) jVq(?Gc  
Luminance(Y) ,~._}E&9I  
(integratingmode) "Iix )Ue  
0.005– 15,000 cd/m2 Q%f|~Kl-hd  
integrationtime LW(6$hpPp  
between1ms and 5 b5^OQH{v  
seconds ?R$&Xe!5  
±4% of measuredvalue. TjG4`:*y#m  
Measuredat white image of LED LCD display. Fgh]KQ/5  
Luminance~150 cd/m2; 5scEc,JCi  
0.1 N;[>,0&z  
±0.20% 0#MqD[U(  
4-10 jq!tT%o*B  
1 +U@<\kIF  
±0.10% 2@ Z(P.Gh  
10-20 9HX =T%  
5 >+[&3u  
±0.05% qcT'nZ:  
20-100 n..g~$k  
>150 Q1z;/A$Al  
±0.03% OD_W8!-  
20-100 !Xph_SQ!B=  
Luminance(Y) plZ>03(6Q  
(samplingmode) ki)#d' }  
1 –15,000 cd/m2 6VhjJJ  
_(KbiEB{  
±4% of measuredvalue. ~#
/hzS  
Measuredat white image of LED LCD display. ,tg0L$qC  
Luminance~150 cd/m2; 3Gip<\$v  
1 b?'yAXk  
±0.20% +U3m#Y)k  
4-10 NG6& :4!  
5 Q6r7.pk"SU  
±0.10% RG4sQ0
 
10-20 L~KM=[cn  
20 |.3DD"*  
±0.05% _x5 3g A  
20-100 jfqopiSi  
>150 W='>:H  
±0.03% 6!(@@^7{*  
20-100 "T- `$'9  
Flicker _:VB}>  
(ContrastMethod) .?hP7;hhI  
1-15,000cd/m2 )[|3ZP`  
±1% xagBORg+Bd  
Flickerfrequency:30Hz AC/DC 10% sine wave @   @#-q^}3  
10Cd/m $81*^  
2 `FC(  
HC}Y
Y2  
ih;]nJ]+-  
Flicker #&7}-"Nd  
(JEITAmethod) -Zz$~$  
1-15,000cd/m2 fP `b>]N_  
±1dB ]:~OG
@(  
Flickerfrequency:30Hz AC/DC 10% sine wave @ wg]j+r@  
10Cd/m IyLx0[:U  
2 6efnxxY}sa