提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 q>H f2
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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。 :3$-Qv 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： |(6H)S]$  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). QH.zsqf(  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). +(qs{07A$  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   ,8/Con|o  
Triggerinput and output for in line applications. u~VvGLFf5,  
Windows,Linux, OSX and embedded systems compatible. g?=|kp  
SCPIcommand interface for easy integration in other applications. qp)a`'Pq  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. 3El5g0'G  
USBTMCstandard compliant.
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Integrating-or sampling mode available R}VEq gq  
3 gainstages for every mode ji
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Auto-rangefunction   9Vh>ty1|_  
Usercalibration function and pre-programmed calibration values   NP?hoqeKs  
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Opticalsystem   u/g4s (a  
Optics dB%q`7O  
10mmapperture lens %tC3@S  
Acceptanceangle i!k5P".o^  
5(±2.5) degrees. 01;  
Spotsize @ 50mm \~bx%VWW4  
12mm Pe<}kS m4  
Spotsize @ 75mm G"&yE.E5  
15.5mm j\9v1O
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Spotsize @ 100mm oM4Q_An  
19mm Jkq?wpYp  
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Samplemode - signal frequency response   E`aAPk_y  
Parameter tP;^;nw  
f3db(1) XBF]|}%  
Gain 1 nL]-]n;  
DC –20 kHz ]x<`(  
Gain 2 eTrIN,4  
DC –50 kHz {:m%n-  
Gain 3 5oP31  
DC –120 kHz _J+p[=[L  
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Measurementspecification VM[U&g<8n  
Parameter !W3bHy:C"  
Range )of?!>'S[  
Accuracy "spAYk
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Lightlevel [cd/m Rz_fNlA  
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]       Repeatability (2)     Speed [samples/sec] (2) Yo$NE  
Luminance(Y) n fU\l<  
(integratingmode) tF@hH}{;  
0.005– 15,000 cd/m2 /y~ "n4CK~  
integrationtime 1tMs\e-  
between1ms and 5 v2tKk^6`(i  
seconds f3u^:6U~  
±4% of measuredvalue. gfW8s+  
Measuredat white image of LED LCD display. eJv_`#R&Of  
Luminance~150 cd/m2; 5C^oqUZ  
0.1 paG^W&`;  
±0.20% [EX@I =?  
4-10 8ezdU"  
1 6)B6c. 5o  
±0.10% ^Cm9[1p  
10-20 "\]NOA*  
5 !L)~*!+Gf  
±0.05% lNw8eT~2
 
20-100 ZI8*PX%2  
>150 r6#It$NU  
±0.03% Q#} 0pq  
20-100 $B3<"  
Luminance(Y) (4WAoye|  
(samplingmode) `l0&,]  
1 –15,000 cd/m2 >hcze<^S  
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±4% of measuredvalue. `?H yDny  
Measuredat white image of LED LCD display. M-Tjp'=*  
Luminance~150 cd/m2; +UGWTO\#ha  
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±0.20% +v7mw<6s  
4-10 F/ODV=J-  
5 :s}6a23  
±0.10% e[(XR_EY  
10-20 FYs-vW{  
20 0F495'*A  
±0.05% *C*'
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20-100 rv\yS:2  
>150 TfbB1  
±0.03% /
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20-100 %%dQIlF  
Flicker ZB5:FtW4  
(ContrastMethod) "GTlJqhk  
1-15,000cd/m2 1zDat@<H  
±1% k[`9RGT  
Flickerfrequency:30Hz AC/DC 10% sine wave @   +@ FM~q  
10Cd/m U>,E]'  
2 e;kH,fHUI3  
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Flicker {-T}"WHg7  
(JEITAmethod) _shoh  
1-15,000cd/m2 S{qc1qj  
±1dB 4NY}=e5  
Flickerfrequency:30Hz AC/DC 10% sine wave @ |\lsTY&2  
10Cd/m ID#p5`3n  
2 @]rl2Qqe