提供Admesy公司Asteria亮度计

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提供Admesy公司Asteria亮度计 lgqL)^8A  
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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。 4Hpu EV8Q  
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图片:Asteria-2.gif

图片:Asteria.gif

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Asteria亮度计的特性： Qp.
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Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). 6F&]Mk]V8  
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). 2hC$"Dfp  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   KeHE\Fq^V  
Triggerinput and output for in line applications. 59Q Q_#>  
Windows,Linux, OSX and embedded systems compatible. Y6%OV?}v!  
SCPIcommand interface for easy integration in other applications. _ *s  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. m
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USBTMCstandard compliant. nzJi)A./  
Integrating-or sampling mode available 3N*C]  
3 gainstages for every mode q[+:t   
Auto-rangefunction   I_I;.Ik  
Usercalibration function and pre-programmed calibration values   W (c\$2`  
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Opticalsystem   mL5f_Fb+  
Optics UVmyOC[Y{  
10mmapperture lens d#:J\2V"R  
Acceptanceangle :O+b
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5(±2.5) degrees. safS>wM]  
Spotsize @ 50mm `/ReJj&~  
12mm x Bw.M{  
Spotsize @ 75mm &`Z)5Ww  
15.5mm &Wz:-G7<n  
Spotsize @ 100mm (ai-n,y  
19mm ]sP9!hup  
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Samplemode - signal frequency response   /~huTKA}  
Parameter ]%8;c  
f3db(1) >P"/nS"nn  
Gain 1 +Qb/:xQu  
DC –20 kHz pz}hh^]t  
Gain 2 f>[;|r@K  
DC –50 kHz &0Zk3D4  
Gain 3 &:f'{>3z  
DC –120 kHz  /r@  
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Measurementspecification +1fOW4!5  
Parameter vS__*}^  
Range k#NMD4(%O  
Accuracy f8jz49C  
Lightlevel [cd/m I>~BkR+u%o  
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]       Repeatability (2)     Speed [samples/sec] (2) N%E2BJ?  
Luminance(Y) <U`Nb) &  
(integratingmode) QO1Gq9  
0.005– 15,000 cd/m2 T\CQ  
integrationtime Awf=yE:  
between1ms and 5 @_ZW
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seconds c;}n=7,>:L  
±4% of measuredvalue. B_jI!i{N%o  
Measuredat white image of LED LCD display. f|1FqL+T]  
Luminance~150 cd/m2; BW=6gZ_  
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±0.20% s(Bi&C\  
4-10 l8us6  
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±0.10% eG>Fn6G<g  
10-20 A_U0HVx_  
5 S9+gVR8]C  
±0.05% q[A3$y(  
20-100 >8t[EsW/  
>150 4GA-dtyV&  
±0.03% "fd=(& M*l  
20-100 irj}:f;!eF  
Luminance(Y) :S6 <v0`Z  
(samplingmode) o;I86dI6C  
1 –15,000 cd/m2 
6.=1k  
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±4% of measuredvalue. <{Wa[1D  
Measuredat white image of LED LCD display. I3b-uEHev  
Luminance~150 cd/m2; lfd{O7L0b  
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±0.20% A~SSu.L@  
4-10 8so}^2hTlT  
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±0.10% F$p,xFH#  
10-20 :8T@96]P  
20 o!0a8i  
±0.05% sJ()ItU5i
 
20-100 me\)JCZpb{  
>150 s_kd@?=`x  
±0.03% Yr0i9Qow  
20-100
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Flicker MRu+:Y=K  
(ContrastMethod) D)6||z}  
1-15,000cd/m2 >pHvBFa3G  
±1% P^+>QJ1  
Flickerfrequency:30Hz AC/DC 10% sine wave @   * OFT)S  
10Cd/m Py<vN!
 
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Flicker 24l9/v'  
(JEITAmethod) ]x
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1-15,000cd/m2 =5F49  
±1dB '11hIu=:  
Flickerfrequency:30Hz AC/DC 10% sine wave @ 3qZ{yr2N[  
10Cd/m l]cQ7
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