提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 +3]V>Mv  
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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。 S#S&_#$`,X  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： u0nIr9  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). c uHF^l  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). d^d+8R  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   
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Triggerinput and output for in line applications. I8{ mkh  
Windows,Linux, OSX and embedded systems compatible. M[ ON2P;  
SCPIcommand interface for easy integration in other applications. K7wU tg  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. [R<>3}50Y  
USBTMCstandard compliant. 3|bbJ6*.<  
Integrating-or sampling mode available bmO(tQS$5  
3 gainstages for every mode `Nv P)|  
Auto-rangefunction   t)4]2z)$  
Usercalibration function and pre-programmed calibration values   xMFEeSzl>S  
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Opticalsystem   Gyb|{G_  
Optics ~"r(PCa@  
10mmapperture lens $>rKm  
Acceptanceangle g1~wg$`S8S  
5(±2.5) degrees. -x-EU#.G  
Spotsize @ 50mm z&CBjlh  
12mm ym'!f|9AA  
Spotsize @ 75mm XC4wm#R  
15.5mm g9j&\+h^  
Spotsize @ 100mm `bF4/iBW  
19mm RM>A9nv$\  
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Samplemode - signal frequency response   #dQFs]:F  
Parameter 5 hW#BB  
f3db(1) F12$BKDH  
Gain 1 T9uOOI  
DC –20 kHz 12tk$FcY8*  
Gain 2 l YpoS  
DC –50 kHz gi$'x^]#  
Gain 3 /q) H0b  
DC –120 kHz W=Mdh}u_I  
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Measurementspecification FmgMd)#  
Parameter WAJKP"  
Range jtgj h\Nt  
Accuracy 0 gR_1~3  
Lightlevel [cd/m Y~@(  
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]       Repeatability (2)     Speed [samples/sec] (2) S_38U  
Luminance(Y) p!K^Q3kO  
(integratingmode) nX8ulGGs  
0.005– 15,000 cd/m2 >96+s)T%;  
integrationtime ,h<xY>  
between1ms and 5 $@84nR{>  
seconds 4K*st8+bl-  
±4% of measuredvalue. }:(;mW8 D  
Measuredat white image of LED LCD display. J+}z*/)|#  
Luminance~150 cd/m2; ~zVe?(W  
0.1 {u4AOM=)  
±0.20% @U9`V&])F[  
4-10 H3( @Q^9  
1 )>@%;\qV  
±0.10% jwSPLq%  
10-20 i`=%
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5 LIT`~D  
±0.05% 1\nzfxx
 
20-100 Y(gai?  
>150 @WiTh'w0  
±0.03% TeFi[1  
20-100 syCT)}T6z  
Luminance(Y) WJMmt XO  
(samplingmode) Q7\j:.  
1 –15,000 cd/m2 s\p 1EL(  
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±4% of measuredvalue. KNR7Igw?}  
Measuredat white image of LED LCD display. "Y@q?ey[1  
Luminance~150 cd/m2; 00@F?|-j  
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±0.20% <'\!  
4-10 X"7x_yOZ  
5 ]dgi]R|`  
±0.10% [z!pm-Ir  
10-20 9Ais)Wy%p  
20 }aQ*1Vcj  
±0.05% (p]S  
20-100 P)LOAe1'  
>150 VF g(:  
±0.03% aU_l"+5>vq  
20-100 t+
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Flicker ~(B%E'  
(ContrastMethod) |;&I$'i  
1-15,000cd/m2 }$g"|;<ha  
±1% \:+ NVIN  
Flickerfrequency:30Hz AC/DC 10% sine wave @   `gyke2n  
10Cd/m p,!IPWo  
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Flicker r$Ni>[as  
(JEITAmethod) F{rC{5@fj  
1-15,000cd/m2 %e)?Mem  
±1dB Ya(3Z_f+VZ  
Flickerfrequency:30Hz AC/DC 10% sine wave @ &Pc.[k  
10Cd/m <":83RCS  
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