提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 [#S}L(  
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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。 yJkERiJV  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： r<,W{Va  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). 484lB}H  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). o7' cC?u  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   [H
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Triggerinput and output for in line applications. P#m/b<  
Windows,Linux, OSX and embedded systems compatible. &(UVS0=Dp,  
SCPIcommand interface for easy integration in other applications. eY^;L_7}p  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. }YH@T]O}  
USBTMCstandard compliant. BQq,,i8H  
Integrating-or sampling mode available *u^N_y  
3 gainstages for every mode u;rK.3o  
Auto-rangefunction   Ao~ZK[u  
Usercalibration function and pre-programmed calibration values   ,y@`wq>O  
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Opticalsystem   O*^=  
Optics x;ym_UZ6e  
10mmapperture lens %y;E1pva  
Acceptanceangle HQl
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5(±2.5) degrees. lL_M=td8W  
Spotsize @ 50mm T|dQY~n~  
12mm
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Spotsize @ 75mm F[uy'~;@  
15.5mm 9N5ptdP.d  
Spotsize @ 100mm $Ay j4|_-  
19mm jkw:h0hX  
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Samplemode - signal frequency response   vcTWe$;Q  
Parameter <;}jf*A  
f3db(1) ~RGZY/4  
Gain 1 k9H7(nS{  
DC –20 kHz Z |wM  
Gain 2 #hvLv  
DC –50 kHz cz<8Kb/XV  
Gain 3 +NL^/y<;  
DC –120 kHz PF5;2  
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Measurementspecification "'/:Tp)  
Parameter &Ohm]g8{2  
Range ]4f;%pE  
Accuracy +mP&B<=H)  
Lightlevel [cd/m AY{#!RtV  
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]       Repeatability (2)     Speed [samples/sec] (2) <%WN<T{q|  
Luminance(Y) Khd"  
(integratingmode) -=_bXco}  
0.005– 15,000 cd/m2 #Ezq}F8Y  
integrationtime v,z s dr"d  
between1ms and 5 {*WJ"9ujp]  
seconds ZNb;24  
±4% of measuredvalue. g}HB|$P7  
Measuredat white image of LED LCD display. oL?(; `"&  
Luminance~150 cd/m2; e45gjjts  
0.1 hm#S4/=#  
±0.20% \\;i  
4-10 jM`)Nd  
1 ($a ?zJr  
±0.10% Pp-\#WJ  
10-20 Exir?G}\  
5 90JD`Nz
 
±0.05% 0uX"KL]Elf  
20-100 .KiJq:$H  
>150 Q(@/,%EF  
±0.03% 01v7_*'R  
20-100 K"~Tk`[0Q  
Luminance(Y) Kj
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(samplingmode) O:02LHE  
1 –15,000 cd/m2 fBCW/<Z  
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±4% of measuredvalue. 4.]xK2sW  
Measuredat white image of LED LCD display. (eX9O4  
Luminance~150 cd/m2; v@zpF)|  
1 \~V ZY  
±0.20% d&S4`\g?
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4-10 @oC# k<  
5 lZT9 SDtS  
±0.10% Hg8n`a;R  
10-20 Q\(VQ1c  
20 (!FUu  
±0.05% z@!zQ Vp  
20-100 `J*~B  
>150 >:W7f2%8`  
±0.03% TBq;#+1W  
20-100 f:$LVpXS-  
Flicker w)x`zVwO  
(ContrastMethod) 7U=|>)Q0s  
1-15,000cd/m2 K:}~8 P>^  
±1% ogN/zIU+VA  
Flickerfrequency:30Hz AC/DC 10% sine wave @   !eb}jL  
10Cd/m mNcoR^(VN  
2 ;zy[xg
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Flicker uP,{yna(  
(JEITAmethod) rEI]{?eoF  
1-15,000cd/m2 Z2z"K<Z W  
±1dB $'$#Xn,hU  
Flickerfrequency:30Hz AC/DC 10% sine wave @ =[Lo
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10Cd/m -fF1vJ7L  
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