提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 j0Q;OKu  
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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。 JI.ad_IR
 
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Asteria亮度计的特性：
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Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). 419t"1b  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). d
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Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   _c[t.\-`]  
Triggerinput and output for in line applications. `A#r6+  
Windows,Linux, OSX and embedded systems compatible. ztf(.~  
SCPIcommand interface for easy integration in other applications. )+{'p0  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. Qq5)|m  
USBTMCstandard compliant. u+hzCCwtR  
Integrating-or sampling mode available zD?<m J`  
3 gainstages for every mode K2&pTA~OR  
Auto-rangefunction   ,#<"VU2bC  
Usercalibration function and pre-programmed calibration values   yHCBf)N7\  
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Opticalsystem   tvP"t{C6,  
Optics 55Jk "V#8  
10mmapperture lens ^58'*13ZL  
Acceptanceangle 3dXyKi  
5(±2.5) degrees. " 4s,a  
Spotsize @ 50mm m|'TPy  
12mm i2EB.Zlv  
Spotsize @ 75mm #\w~(Nm-  
15.5mm "xw2@jGpG  
Spotsize @ 100mm F`'e/  
19mm vQztD_bX%  
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Samplemode - signal frequency response   zL1H[}[z+  
Parameter  F`f#gpQ  
f3db(1) O0wD"V^W  
Gain 1 (G:$/fK  
DC –20 kHz yt$V<8a  
Gain 2 kpEES{f  
DC –50 kHz Aj-}G^>#  
Gain 3 A2]N :=  
DC –120 kHz ]
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Measurementspecification FD[*mCGZ  
Parameter zf#V89!]C"  
Range H+F'K XP*K  
Accuracy \S3C"
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Lightlevel [cd/m $KKrl  
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]       Repeatability (2)     Speed [samples/sec] (2) SI U"cO4  
Luminance(Y) % `\8z  
(integratingmode) u[y>DPPx  
0.005– 15,000 cd/m2 Bx2E9/S3  
integrationtime }wz )"  
between1ms and 5 q f-1}  
seconds 3Cq17A 9  
±4% of measuredvalue. UEt#;e  
Measuredat white image of LED LCD display. W.{#Pg1Da  
Luminance~150 cd/m2; .F&\xa{  
0.1 &H<-joZ)Z\  
±0.20% 
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4-10 27}k63\  
1 (yn!~El3  
±0.10%  ]Ocf %(  
10-20 <5G*#0gw  
5 @zW'!Ol  
±0.05% n"$D/XJO  
20-100 ,@8>=rT  
>150 WADNr8.  
±0.03% UPA))Iv>  
20-100 Y<I/y  
Luminance(Y) E XEae?  
(samplingmode) c"v#d9  
1 –15,000 cd/m2 ' w!o!_T6  
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±4% of measuredvalue. % =br-c  
Measuredat white image of LED LCD display. _z#zF[%  
Luminance~150 cd/m2; AS'a'x>8>,  
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±0.20% G/bWn@  
4-10 Lr V)}1&5  
5 [_#9PH33  
±0.10% M8Q-x
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10-20
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20 IX,/ZOZ|  
±0.05% P] ouLjyq  
20-100 =AUR]&_B  
>150 H@.j@l  
±0.03% )W(?wv!,  
20-100 :DCj2"  
Flicker m&EwX ^1-  
(ContrastMethod) 0,{Dw9W:  
1-15,000cd/m2 HFB2ep7N  
±1% ej]^VS7w[r  
Flickerfrequency:30Hz AC/DC 10% sine wave @   (G*--+Gn  
10Cd/m 1BmevEa)  
2 O sbY}*S  
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Flicker #db8ur3?  
(JEITAmethod) dc|"34;^"  
1-15,000cd/m2 mTwz&N\  
±1dB ^8a,gA
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Flickerfrequency:30Hz AC/DC 10% sine wave @ t:9}~
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10Cd/m g>CF|Wj  
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