提供Admesy公司Asteria亮度计


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提供Admesy公司Asteria亮度计 ?4>y2!OC9  
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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。 k,R~oSA'n  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： q9brpbg_  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). PyT}}UKj:  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). aY[0A_  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   R_Gq8t$  
Triggerinput and output for in line applications. 8<-oJs_o+  
Windows,Linux, OSX and embedded systems compatible. (L0hS'  
SCPIcommand interface for easy integration in other applications. JXY!c\,  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. a^XTW7]r  
USBTMCstandard compliant. ;WS7.  
Integrating-or sampling mode available \ ~LU 'j  
3 gainstages for every mode 5'kTe=  
Auto-rangefunction   @b!R2Yq  
Usercalibration function and pre-programmed calibration values   32 1={\X  
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Opticalsystem   kh?#={]Z  
Optics QK?2E  
10mmapperture lens R)d99j^"  
Acceptanceangle K_&c5(-
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5(±2.5) degrees. ^?6 W<  
Spotsize @ 50mm XW~ BEa  
12mm h#@4@x{  
Spotsize @ 75mm Ie2w0Cs28  
15.5mm gl9pgY1ni  
Spotsize @ 100mm I^M#[xA  
19mm 11B{gUv.]  
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Samplemode - signal frequency response   V8nz-DL{  
Parameter 6t_ 3%{  
f3db(1) !k:zLjtp  
Gain 1 T^'*_*m  
DC –20 kHz ?79SPp)oo  
Gain 2 z[5Y Z~}*  
DC –50 kHz 8sR  
Gain 3 0r0\b*r  
DC –120 kHz W>?f^C!+m  
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Measurementspecification Y|m_qB^_  
Parameter IYf
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Range Ko$ $dkSE  
Accuracy [GR|$/(z=  
Lightlevel [cd/m uv|eVT3jNs  
2 ^J#?hHz  
]       Repeatability (2)     Speed [samples/sec] (2) 0+K`pS'  
Luminance(Y) N?a1sdR  
(integratingmode) ;z.6'EYMG  
0.005– 15,000 cd/m2 Jb3>vCIn  
integrationtime $ ]W[y=  
between1ms and 5 `qf\3JT\  
seconds lruF96C/Y  
±4% of measuredvalue. tDC0-N&6S~  
Measuredat white image of LED LCD display. BaWQ<T8p8  
Luminance~150 cd/m2; @tr&R==([  
0.1 <pTQpU  
±0.20% ch0oFc$  
4-10 xta}4:d-Y  
1 .Bb$j=  
±0.10% Q$
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10-20 <[Tq7cO0  
5 Qb!!J4|!  
±0.05% 7oZ@<QP'  
20-100 BKE\SWu  
>150 -T
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±0.03% RNv{n mf  
20-100 mP9cBLz  
Luminance(Y) 4ss&'h  
(samplingmode) 8%;}LK  
1 –15,000 cd/m2 |MTpU@`p5  
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±4% of measuredvalue. F5FNhuC  
Measuredat white image of LED LCD display. V*6l6-y~Ih  
Luminance~150 cd/m2; W<\kf4Y  
1 _7Xd|\Zc  
±0.20% &
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4-10
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5 Tg"'pO  
±0.10% e1^fUOS  
10-20 9U#\nXM  
20 %/UV_@x&  
±0.05% |RR"'o_E  
20-100 SQh+5  
>150 G;2R]H#p  
±0.03% y=[gQJ6~r  
20-100 J+{Ou rWt  
Flicker ]YCPyc:  
(ContrastMethod) $T"h";M)s  
1-15,000cd/m2 _^_5K(Uq  
±1% r0)JUc}Fyq  
Flickerfrequency:30Hz AC/DC 10% sine wave @   6yE'/VB<  
10Cd/m O{PW  
2 x1t{SQ-C  
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Flicker rei 8LW  
(JEITAmethod) By2s']bw  
1-15,000cd/m2 IZO@V1-m  
±1dB (V$Zc0  
Flickerfrequency:30Hz AC/DC 10% sine wave @ K@q&HV"'.  
10Cd/m :~
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