提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 h`b[c.%  
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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。 , 1`-u$  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： zaoC  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). ?sm@lDZ\  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). e3b|z.^8  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   W^AY:#eX~Q  
Triggerinput and output for in line applications. s;4r)9Uvx  
Windows,Linux, OSX and embedded systems compatible. |8YP8o  
SCPIcommand interface for easy integration in other applications. 8'6$t@oT9w  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. ccu13Kr>E  
USBTMCstandard compliant. J,=: ]t  
Integrating-or sampling mode available &b7i> ()  
3 gainstages for every mode %:WM]dc  
Auto-rangefunction   ;_hL  
Usercalibration function and pre-programmed calibration values   I~.d/!
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Opticalsystem   0x/3Xz  
Optics #\)tz z  
10mmapperture lens uepL"%.@7|  
Acceptanceangle @Xb>GPVe#L  
5(±2.5) degrees. I_h{n{,sr  
Spotsize @ 50mm lSk<euCYs  
12mm @*rED6zH  
Spotsize @ 75mm Qo;#}%}^^  
15.5mm SJdi*>  
Spotsize @ 100mm c@1q8,  
19mm #RA3 T[A  
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Samplemode - signal frequency response   @lnM%  
Parameter +\O[)\  
f3db(1) `bF]
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Gain 1 >&3ATH;&(  
DC –20 kHz $=-Q]ld&]  
Gain 2 ^,M&PP6  
DC –50 kHz /NDuAjp[@  
Gain 3 \"u3x.!  
DC –120 kHz "=BO,see9  
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Measurementspecification 6b8@6;&LI  
Parameter 0fd\R_"d.  
Range 
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Accuracy 0u"/7OU  
Lightlevel [cd/m k v}<u  
2 i!=28|_  
]       Repeatability (2)     Speed [samples/sec] (2) BOQeP/>  
Luminance(Y) {)vue0 vP  
(integratingmode) ,t]qe  
0.005– 15,000 cd/m2 7q] @Jx9  
integrationtime OJ'x>kE  
between1ms and 5 /<s$Am  
seconds XI*_ti  
±4% of measuredvalue. gAY%VFBP0  
Measuredat white image of LED LCD display. 426)H_wx  
Luminance~150 cd/m2; /@.c 59r  
0.1 Yv`8{
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±0.20% "k${5wk#Fl  
4-10 !j3V'XU#Zn  
1 dLSnhZ  
±0.10% R "&(Ae?LR  
10-20 f~.w
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5 _0rHxh7}q
 
±0.05% $pT%7jV}  
20-100 _uO#0 )l  
>150 /I'n]  
±0.03% m7XJe[O  
20-100 ; -R
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Luminance(Y) Y"uFlHN&i  
(samplingmode) E00zf3Jgv'  
1 –15,000 cd/m2 I>27
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J9LS6~ 7  
±4% of measuredvalue. 8dw]i1t<  
Measuredat white image of LED LCD display. sQA{[l!aj  
Luminance~150 cd/m2; s'^zudx  
1 afEp4(X~  
±0.20% 6Upg\(  
4-10 /s%I(iP4  
5 0;)6ZU  
±0.10% y
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10-20 6,xoxNoPP3  
20 (oxe\Qk  
±0.05% xQ7n$.?y@  
20-100 r2T?LO0N{  
>150 =3=KoH/'  
±0.03% B-[SUmHr  
20-100 ucj)t7O   
Flicker e![Q1!r  
(ContrastMethod) 71tMX[x  
1-15,000cd/m2 ![5<\  
±1% wN)R !6  
Flickerfrequency:30Hz AC/DC 10% sine wave @   D,eJR(5I  
10Cd/m K74oRKv  
2 ^+[o+  
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Flicker ) WIl
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(JEITAmethod) ^@L[0Z`  
1-15,000cd/m2 Y%:p(f<  
±1dB 9L#B"lh  
Flickerfrequency:30Hz AC/DC 10% sine wave @ b=T+#Jb  
10Cd/m FA^x|C=$  
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