提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 IBJNs$  
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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。 r.zgLZ}3&V  
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Asteria亮度计的特性： SF-"3M  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). Q> y!  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). ez[x8M>  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   Tf]ou5|  
Triggerinput and output for in line applications. U~7udUR  
Windows,Linux, OSX and embedded systems compatible. ?VE'!DW  
SCPIcommand interface for easy integration in other applications. A~a 3bCX+"  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. }l$zZ>.\H  
USBTMCstandard compliant. c]#}#RJ`\  
Integrating-or sampling mode available !Ea!"}  
3 gainstages for every mode
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Auto-rangefunction   *|\bS "  
Usercalibration function and pre-programmed calibration values   sa o&  
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Opticalsystem   {X(nn.GpC  
Optics w$f_z*/  
10mmapperture lens 6X h7Bx1  
Acceptanceangle ?|W3RK;  
5(±2.5) degrees. ,s3|  
Spotsize @ 50mm PL$XXj>|:  
12mm /K&9c !]$C  
Spotsize @ 75mm u]Vt>Ywu  
15.5mm )?#K0o[<  
Spotsize @ 100mm oOI0q_bf  
19mm _^GBfM.  
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Samplemode - signal frequency response   Bj\ x  
Parameter d>)=|  
f3db(1) |f$+|9Q?  
Gain 1 wQy~5+LE  
DC –20 kHz dR\yRC]I  
Gain 2 JX5/PCO  
DC –50 kHz 3R%JmLM+R9  
Gain 3 \HzmhQb+m  
DC –120 kHz o;Z"I&  
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Measurementspecification }9\6!GY0  
Parameter "M iJM+,  
Range w@,p`  
Accuracy \D z? h  
Lightlevel [cd/m aanS^t0  
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]       Repeatability (2)     Speed [samples/sec] (2) us|Hb  
Luminance(Y) sd%)g<t  
(integratingmode) COHBjufmR  
0.005– 15,000 cd/m2 A8mc+ Bf(  
integrationtime ]m 3cm  
between1ms and 5 de W1>yh^_  
seconds u,8)M'UU  
±4% of measuredvalue. ;AOLbmb)H4  
Measuredat white image of LED LCD display. jnJ*e-AW  
Luminance~150 cd/m2; >fP;H}S6  
0.1 +fboTsp% H  
±0.20% |-S!)iG1V  
4-10 s;oe Qa}TB  
1 w"[T  
±0.10% u=qK_$d4  
10-20 vJ&D>Vh4e  
5 3h.,7,T  
±0.05% d6t
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20-100 u5ZyOZ;  
>150 l([aKm#  
±0.03% Jb*QlsGd  
20-100 6ZHeAb]"  
Luminance(Y) "A Bt  
(samplingmode) ER9{D$  
1 –15,000 cd/m2 r?[[.zm"7  
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±4% of measuredvalue. Ve"(}z  
Measuredat white image of LED LCD display. s&VsK#  
Luminance~150 cd/m2; M-h+'G  
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±0.20% g!_#$az3  
4-10 1HNP@9ga  
5 ["&{^  
±0.10% Gf#l ^yr  
10-20 tc`3-goX  
20 w`8H=Hf  
±0.05% 7:LEf"vRZ  
20-100 MQw}R7  
>150 D['J4B  
±0.03% .>TG{>sH  
20-100 n;:.UGl9.  
Flicker )_C>hWvo_  
(ContrastMethod) IYq#|^)5+  
1-15,000cd/m2 cOdRb=?9  
±1% baG_7>Q9H  
Flickerfrequency:30Hz AC/DC 10% sine wave @   s|XWw<Sa  
10Cd/m sdO8;v>  
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Flicker D1-w>Y#  
(JEITAmethod) 0|-}>>qb\  
1-15,000cd/m2 c"kB@P  
±1dB M/.M~/~  
Flickerfrequency:30Hz AC/DC 10% sine wave @ | WJ]7C  
10Cd/m `T+>E0H(f  
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