提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 FSyeDC^@  

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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。 b)+;@wa~  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： F1b~S
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Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). cB2jf</  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). <j^"=UN4#  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   m^Rf6O^  
Triggerinput and output for in line applications. I#GsEhi  
Windows,Linux, OSX and embedded systems compatible. d>jRw  
SCPIcommand interface for easy integration in other applications. V>B*_J,z.  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. ZO!)G   
USBTMCstandard compliant. R\>=}7  
Integrating-or sampling mode available Jk=d5B  
3 gainstages for every mode Fhbp,CX4p  
Auto-rangefunction   ?KXgG'!!  
Usercalibration function and pre-programmed calibration values   4e9'yi  
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Opticalsystem    u9,ZY>  
Optics N0']t Gh2  
10mmapperture lens F(+dX4$  
Acceptanceangle Tp fC  
5(±2.5) degrees. MDh^ic5  
Spotsize @ 50mm `|g*T~; kC  
12mm =U<6TP]{  
Spotsize @ 75mm m~l[Y  
15.5mm q NE(@at  
Spotsize @ 100mm gj<Y+Dv>  
19mm rw]*Nxgr  
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Samplemode - signal frequency response   7EukrE<b'  
Parameter Jz'8|o;^  
f3db(1) {;Ispx0m  
Gain 1 2=ZZR8v  
DC –20 kHz sXm,y$\m  
Gain 2 pm~uWXqxr=  
DC –50 kHz bx8|_K*^  
Gain 3 <-m?l6  
DC –120 kHz R'{BkC}.  
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Measurementspecification 7s-ZRb[)1  
Parameter a]u1_$)  
Range %$.]g  
Accuracy @Zd/>'  
Lightlevel [cd/m ILq"/S.  
2 ]@UJ 8hDy  
]       Repeatability (2)     Speed [samples/sec] (2) tr$~INe  
Luminance(Y) 84$#!=v  
(integratingmode) ,c\3b)ax  
0.005– 15,000 cd/m2 cWG?`6xU&  
integrationtime :D!}jN/)  
between1ms and 5 @I$;  
seconds rlIDym9nY~  
±4% of measuredvalue. M<x W)R  
Measuredat white image of LED LCD display. ^6[o$eY3  
Luminance~150 cd/m2; -H;p +XAY  
0.1 msiftP.  
±0.20% WSPlM"h  
4-10 7ZVW7%,zF  
1 -U/m  
±0.10% 56R)631]p  
10-20 ;'x\L<b/)  
5 C/L+:b&x~  
±0.05% nQW`X=Ku  
20-100 j*aYh^  
>150 A&~<qgBTp  
±0.03% 7iJ=~po:o  
20-100 NFQR  
Luminance(Y) (}C%g{8  
(samplingmode) %7*Y@k-)o  
1 –15,000 cd/m2 >nL9%W}8M  
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±4% of measuredvalue. kTLA["<m  
Measuredat white image of LED LCD display. 6s"Erq5q  
Luminance~150 cd/m2; 'F665  
1 ADa'(#+6  
±0.20% O]Mz1 ev|  
4-10 5c~OG6COx  
5 v9[[T6t/'  
±0.10% bl)iji`]  
10-20 !MiH^wP  
20 K&WNtk3hT  
±0.05% J0hY~B~X  
20-100 H8}}R~ZO  
>150 ,^_aqH  
±0.03% )!!xvyc  
20-100
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Flicker *
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(ContrastMethod) 3 #zwY  
1-15,000cd/m2 Gu3'<hTlxd  
±1% N8>;BHBV!  
Flickerfrequency:30Hz AC/DC 10% sine wave @   ir4uy  
10Cd/m Z~-A*{u?  
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Flicker XVfp* `  
(JEITAmethod) }Dig'vpMx  
1-15,000cd/m2 G([!(8&2Y  
±1dB *WQ}ucE^#  
Flickerfrequency:30Hz AC/DC 10% sine wave @ *1L;%u| [  
10Cd/m om"q[Tudc  
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