提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 )u~LzE]{_  
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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。 %Z?2.)  
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Asteria亮度计的特性： Mrpn^C2)  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). qXO@FW]  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). sLh9=Kh`  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   ++ !BSQ e  
Triggerinput and output for in line applications. ~ldqg2c  
Windows,Linux, OSX and embedded systems compatible. {2?o:  
SCPIcommand interface for easy integration in other applications. %|md0  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. g2p/#\D\J  
USBTMCstandard compliant. !uoU 8Ki9  
Integrating-or sampling mode available 8+m;zvDSU  
3 gainstages for every mode
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Auto-rangefunction   a&b75.-  
Usercalibration function and pre-programmed calibration values   1?s]nU  
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Opticalsystem   Cw"Y=`  
Optics 8/cD7O  
10mmapperture lens NU>={9!  
Acceptanceangle e\%emp->  
5(±2.5) degrees. gB1w,96J  
Spotsize @ 50mm W9>q1  
12mm D9`J||]E  
Spotsize @ 75mm j?sq i9#  
15.5mm
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Spotsize @ 100mm Z
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19mm QTX5F5w  
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Samplemode - signal frequency response   JD1IL` ta;  
Parameter kc#<Gr&Z&  
f3db(1) B;f\H,/59  
Gain 1 tHgn-Dhzr  
DC –20 kHz =?fxPT[1K  
Gain 2 (
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DC –50 kHz }c/p+Wo  
Gain 3 Y] Q=kI  
DC –120 kHz ,m<t/@^]  
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Measurementspecification ]7SX _:'*  
Parameter (80 Tbi~+  
Range 8BP.VxX  
Accuracy .{,
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Lightlevel [cd/m .Y!]{c  
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]       Repeatability (2)     Speed [samples/sec] (2) &3a1(>(7F  
Luminance(Y) q1C) *8*g  
(integratingmode) 8^bc4(H  
0.005– 15,000 cd/m2 K/)*P4C-  
integrationtime s^:8bFn9$  
between1ms and 5 vFuf{ @P  
seconds P,.<3W"4i  
±4% of measuredvalue. 2flgfB}2k  
Measuredat white image of LED LCD display. b5r.N1ms  
Luminance~150 cd/m2; v X=zqV  
0.1 Z/#l~.o[  
±0.20% _ U/[n\oC  
4-10 \^=Wp'5R  
1 rl#[HbPM  
±0.10% "Me)'  
10-20 G's
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5 <zmtVE*>g  
±0.05% ;%u'w;sgq  
20-100 y_aKW4L+  
>150 WJCh{Xn%*  
±0.03% T)QZ9a  
20-100 mM*jdm(!  
Luminance(Y) R4xoc;b  
(samplingmode) 0MV^-M   
1 –15,000 cd/m2 4}mp~AXy;z  
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±4% of measuredvalue. EVovx7dr  
Measuredat white image of LED LCD display. j Wa%vA  
Luminance~150 cd/m2; T(< [k:`  
1 qx#k()E.U  
±0.20% o: \&4z&=  
4-10 WD"3W)!  
5 eh`sfH  
±0.10% r3OTU$t?  
10-20 -c%K_2`  
20 ;4E.Yr*  
±0.05% /jBjqE;_  
20-100 nveHLHvC7  
>150 e1*<9&S  
±0.03% ('SA9JG  
20-100 <IiX_*  
Flicker :?!kZD!  
(ContrastMethod) |nfFI  
1-15,000cd/m2 A6?+$ Hr  
±1% +9 Uo<6}  
Flickerfrequency:30Hz AC/DC 10% sine wave @   RbexsBq  
10Cd/m aT v  
2 %RlG~a  
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Flicker u}zCcWP|L  
(JEITAmethod) -\Y"MwIED  
1-15,000cd/m2 BhO*Pfs  
±1dB P>*B{fi^  
Flickerfrequency:30Hz AC/DC 10% sine wave @ #>I*c_-  
10Cd/m );8Nj zX1  
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