提供Admesy公司Asteria亮度计

W^0w  
提供Admesy公司Asteria亮度计 ebm])~ZL  
*S]Ci\{_  
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。 VvvRRP^q  
9%8"e>~  

图片:Asteria-2.gif

图片:Asteria.gif

!9u|fnC9  
Asteria亮度计的特性： qIVx9jNN  
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). @XgKYm   
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). `Bo*{}E  
Measurehigh and low frequencies at the same time through a high sample rate and largememory size.   Keuf9u  
Triggerinput and output for in line applications. p6]7&{>  
Windows,Linux, OSX and embedded systems compatible. Q;[,Q~c[u  
SCPIcommand interface for easy integration in other applications. &Lt}=3G  
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. aUzBV\Yd}  
USBTMCstandard compliant. 19&<|qTz  
Integrating-or sampling mode available vX{J' H]u  
3 gainstages for every mode J,V9k[88  
Auto-rangefunction   7R`M,u~f2^  
Usercalibration function and pre-programmed calibration values   $LKIT0  
~?D4[D|sB  
Opticalsystem   XF Patd  
Optics >/:" D$  
10mmapperture lens w QgoN%  
Acceptanceangle @E^~$-J5j  
5(±2.5) degrees. 8}c$XmCM  
Spotsize @ 50mm O*eby*%h  
12mm 1Q
qYQafA  
Spotsize @ 75mm *'OxAfa#x  
15.5mm b o0^3]Z  
Spotsize @ 100mm l,R/Gl  
19mm ;,$NAejgd  
k>F'ypm  
Samplemode - signal frequency response   E4gYemuN  
Parameter {G|,\O1  
f3db(1) ~res
 V  
Gain 1 CAWA3fcQp  
DC –20 kHz 0Oi,#]F  
Gain 2 !(mjyr  
DC –50 kHz 7Ilm{@b=  
Gain 3 {s)+R[?m<o  
DC –120 kHz b_,|>U  
!$DIc  
Measurementspecification {p)",)td  
Parameter IYqBQnX}oM  
Range *"R|4"uy  
Accuracy $.C=H[QC  
Lightlevel [cd/m ln$
&``L  
2 \X<bH&
x:z  
]       Repeatability (2)     Speed [samples/sec] (2) ~hZ"2$(0  
Luminance(Y) .clP#r{U  
(integratingmode) tna .52*/  
0.005– 15,000 cd/m2 x1Lb*3Fe  
integrationtime ` BDLW%aL  
between1ms and 5 kv8Fko
 
seconds 4A@NxihH  
±4% of measuredvalue. So{x]x:f  
Measuredat white image of LED LCD display. j;']cWe  
Luminance~150 cd/m2; .E
pV;xq}  
0.1 P.6nA^hXB  
±0.20% _6O\W%it  
4-10 7x#Ckep:I  
1 LL]zT H0  
±0.10% yN~dU0.G6!  
10-20 xHoKo  
5 gfX\CSGy  
±0.05% 7]^M>#  
20-100 zBo1P(kek  
>150 QN@CPuy  
±0.03% _=+V/=  
20-100 ^sa#8^,K  
Luminance(Y) kV?y0J.  
(samplingmode) dODt(J}%  
1 –15,000 cd/m2 F\fWvXdW  
6726ac{xz  
±4% of measuredvalue. qi;f^9M%  
Measuredat white image of LED LCD display. z)'Mk[  
Luminance~150 cd/m2; ipQLK{]t  
1 -9"['-WH,  
±0.20% !O-T0O   
4-10 %R@X>2l/_  
5 Lk~ho?^`  
±0.10% UjaK&K+M?  
10-20 '#s05hr  
20 !g Z67  
±0.05% m6n?bEl6I  
20-100 HkQ*y$$  
>150 JXCCTUO  
±0.03% 0QPH}Vi5}  
20-100 j2Tr$gx<  
Flicker @|<<H3I  
(ContrastMethod) N*%@  
1-15,000cd/m2 (EK"V';  
±1% *_R]*o!W'  
Flickerfrequency:30Hz AC/DC 10% sine wave @   HU
%o6cw  
10Cd/m +#GQ,  
2 |3F02
 
?z}=B  
=3q/F7-  
Flicker jZh';M8"  
(JEITAmethod) hy}8Aji&  
1-15,000cd/m2 20vXSYa~  
±1dB uIcn{RZ_z  
Flickerfrequency:30Hz AC/DC 10% sine wave @ R>,:A%?^b5  
10Cd/m .{
44a$)  
2 CK:y?