提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 VEwv22'  
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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。 pn{.oXomf  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： B5=L</Aj  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). |uj1T=ZY  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). 
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Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   `5O<U~'d  
Triggerinput and output for in line applications. E@0wt^  
Windows,Linux, OSX and embedded systems compatible. +ulX(u(,  
SCPIcommand interface for easy integration in other applications. /(W{`  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. RLw=y{%p  
USBTMCstandard compliant. `w[0q?}"`  
Integrating-or sampling mode available 9P{5bG0o8  
3 gainstages for every mode sN5x\9U  
Auto-rangefunction   xZGR<+t  
Usercalibration function and pre-programmed calibration values   y!blp>V6  
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Opticalsystem   D7sw;{n
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Optics o:f=dBmoX  
10mmapperture lens 3|/ ;`KfQ  
Acceptanceangle qAivsYN*  
5(±2.5) degrees. o!sxfJKl  
Spotsize @ 50mm #y-OkGS ^  
12mm tE(x8>5A:  
Spotsize @ 75mm Q\m"n^XN  
15.5mm ` *$^rQS  
Spotsize @ 100mm &{Uaa  
19mm Y
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Samplemode - signal frequency response   RNl%n}  
Parameter yoGE#+|7^  
f3db(1) {Y`0}  
Gain 1 rouD"cy  
DC –20 kHz T_5 E  
Gain 2 QTcngv[  
DC –50 kHz o'>jO.|  
Gain 3 Vn=J$Uv0  
DC –120 kHz 4)/tCv  
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Measurementspecification I".d>]16|  
Parameter s]U'*?P
  
Range |n01T_Z)P  
Accuracy P@k ;Lg"  
Lightlevel [cd/m }9 qsPn  
2 SDA +XnmH  
]       Repeatability (2)     Speed [samples/sec] (2) 1V FAfv%}  
Luminance(Y) cMC1|3
 
(integratingmode) /e4hB  
0.005– 15,000 cd/m2 ~qFi0<-M  
integrationtime gAv?\9=a)W  
between1ms and 5 ~uzu*7U  
seconds @^k$`W;  
±4% of measuredvalue. "%,zB_ng\<  
Measuredat white image of LED LCD display. @zsr.d6Q  
Luminance~150 cd/m2; <9\_b6  
0.1 s8.oS);`  
±0.20% BIw9@.99B-  
4-10 6l:CDPhR  
1 KhXW
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±0.10% #<yR:3  
10-20 gbXzD`WQ  
5 OwSr`2'9  
±0.05% bL swq  
20-100 @@SG0YxZ  
>150 {P1W{|  
±0.03% ${6 ;]ye  
20-100 `=q)-y_C  
Luminance(Y) pg4M
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(samplingmode) u'Mq^8  
1 –15,000 cd/m2 +~w '?vNc  
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±4% of measuredvalue. r4!zA-{  
Measuredat white image of LED LCD display. 4V43(G  
Luminance~150 cd/m2; ,lL0'$k~  
1 ~[k2(  
±0.20% MJ}VNv|S  
4-10 %ze Sx  
5 K'1rS[^>R  
±0.10% z~z.J]  
10-20 xV<NeU  
20 Rqvm%sAi  
±0.05% xU67ztS'E'  
20-100 ec"L*l"  
>150 QVzLf+R~  
±0.03% 96MRnj*Y[  
20-100 G78rpp  
Flicker
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(ContrastMethod) G>*s+  
1-15,000cd/m2 KY2xKco  
±1% pm3?  
Flickerfrequency:30Hz AC/DC 10% sine wave @   TyGXDU  
10Cd/m 7CrWsQl u  
2 Q8z>0ci3o  
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Flicker (Ozb+W?  
(JEITAmethod) |W\CV0L2  
1-15,000cd/m2 s{$c8  
±1dB 2\EMtR>.M'  
Flickerfrequency:30Hz AC/DC 10% sine wave @ auL?Hb  
10Cd/m ]<++w;#+x  
2 s&8Q
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