提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 =bP<cC=3b  
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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。 (pM&eow}  
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Asteria亮度计的特性： 4`9ROC  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). G9xO>Xp^Al  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). 6C<GYzzo  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   K$GQc"  
Triggerinput and output for in line applications. J#j3?qrxu  
Windows,Linux, OSX and embedded systems compatible. kREFh4QO,  
SCPIcommand interface for easy integration in other applications.
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Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. 6vTnm4  
USBTMCstandard compliant. 8[t*VIXI  
Integrating-or sampling mode available {|OXiR
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3 gainstages for every mode e2G;_:  
Auto-rangefunction   ;XyryCo  
Usercalibration function and pre-programmed calibration values   D-t!{LA  
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Opticalsystem   R}3th/qf  
Optics =d<~
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10mmapperture lens Ktt(l-e+  
Acceptanceangle =zrfh-lwH  
5(±2.5) degrees. ;.xKVH/@  
Spotsize @ 50mm C|g1:#0  
12mm vA ZkT"  
Spotsize @ 75mm 0*kS\R=P  
15.5mm  !a\HdQ  
Spotsize @ 100mm }X=c|]6i^  
19mm Voq/0,d  
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Samplemode - signal frequency response  
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Parameter ^.g-}r8,  
f3db(1) 0 |?N  
Gain 1 }M"])B I  
DC –20 kHz l O*  
Gain 2 %qE"A6j  
DC –50 kHz W?!rqo2SP  
Gain 3 9C Ki$L  
DC –120 kHz wL]#]DiE  
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Measurementspecification 5A5t
 
Parameter MT)q?NcG  
Range lfd-!(tXD  
Accuracy c05-1  
Lightlevel [cd/m i|,}y`C#  
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]       Repeatability (2)     Speed [samples/sec] (2) P|lDW|}D@  
Luminance(Y) /[/{m]  
(integratingmode) .!lLj1?p  
0.005– 15,000 cd/m2 +O8zVWr  
integrationtime lt]&o0>  
between1ms and 5 S1~K.<B  
seconds 3m-g-  
±4% of measuredvalue. #)48dW!n  
Measuredat white image of LED LCD display. O}2/w2n  
Luminance~150 cd/m2; +R;LHRS%  
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±0.20% gcO$
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4-10 Slv:CM M  
1 -k2|`t _  
±0.10% m#O; 1/P  
10-20 (n2_HePE  
5 %BMlcm7Ec  
±0.05% ]BRwJ2< x  
20-100 luac  
>150 7Lj:m.0O^  
±0.03% p0l.f
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20-100 >\J<`  
Luminance(Y) ![vy{U.:`  
(samplingmode) y@2"[fo3~  
1 –15,000 cd/m2 ''!j:49  
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±4% of measuredvalue. oOubqx  
Measuredat white image of LED LCD display. =;)=,+V~q  
Luminance~150 cd/m2; 63$`KG3  
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±0.20% >XRf= :3  
4-10 ~q/~ u  
5 "WXUz  
±0.10% %Q.M& U  
10-20 u$ci{<  
20 QG L~??  
±0.05% 60e{]}Z  
20-100 'dzbeTJD5  
>150 @7Ln1v  
±0.03% M_cm,|FF  
20-100 S+mBVk"-~S  
Flicker H0
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(ContrastMethod) (6[/7e)  
1-15,000cd/m2 h. 4#C}> )  
±1% ~+Cl9:4T  
Flickerfrequency:30Hz AC/DC 10% sine wave @   ;yjw(OAI*  
10Cd/m 86?~N  
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Flicker |\| v%`r2  
(JEITAmethod) Y<N#{)Q  
1-15,000cd/m2 _Vt9ckaA  
±1dB f8f3[O!x  
Flickerfrequency:30Hz AC/DC 10% sine wave @ )MoHY  
10Cd/m /1.Z=@7  
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