提供Admesy公司Asteria亮度计
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提供Admesy公司Asteria亮度计 :ym?]EL4o
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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。 Dd3f@b[WX
请联系光析科技（深圳） 刘先生 13927443410 i_Kwxn$
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Asteria亮度计的特性： <I+k B^ Er
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). ({f}Z- %
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). `MtzA^X r
Measurehigh and low frequencies at the same time through a high sample rate and largememory size. /]0q I
Triggerinput and output for in line applications. YEL0h0gn
Windows,Linux, OSX and embedded systems compatible. L*@`i ]jl
SCPIcommand interface for easy integration in other applications. ?Oyo /?/
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. &?<uR)tl
USBTMCstandard compliant. LC%o coc
Integrating-or sampling mode available c4JV~VS+
3 gainstages for every mode ^Hd[+vAvR
Auto-rangefunction Q@D7 \<t
Usercalibration function and pre-programmed calibration values vygzL U^
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Opticalsystem b!<_ JOL2.
Optics hFtV\xF K
10mmapperture lens inh0 p^
Acceptanceangle F%OP,>zl
5(±2.5) degrees. KX) n+{
Spotsize @ 50mm tKbxC>w
12mm d&AG~,&d|
Spotsize @ 75mm !fh (k
15.5mm F O! Td
Spotsize @ 100mm v"*r %nCi
19mm B8& q$QV
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Samplemode - signal frequency response TI>5g(:3\
Parameter Q(|@&83].
f3db(1) l:HQ@FX
Gain 1 Xs 03..S
DC –20 kHz dwO fEYC
Gain 2 Xp<q`w 0I,
DC –50 kHz lriezI
Gain 3 byHc0ktI\
DC –120 kHz v{u3[c
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Measurementspecification MZgaQU g
Parameter }:m#}s
Range ~i,d %a
Accuracy 5 100fX}
Lightlevel [cd/m Sd +5Uf `
2 @0 +\:F
] Repeatability (2) Speed [samples/sec] (2) .N(R~_
Luminance(Y) L+t
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(integratingmode) ($di]lbsT
0.005– 15,000 cd/m2 JrP`u4f_
integrationtime ,@*5x'auK
between1ms and 5 l` v5e"V
seconds I?T
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±4% of measuredvalue. Gp9 <LB\,
Measuredat white image of LED LCD display. WQ|Ufl;
Luminance~150 cd/m2; Wow Kq0sn
0.1 >a;a8EA<O
±0.20% YPK@BmAdE
4-10 ;,y_^-h;
1 Gb')a/
±0.10% z#{Y>.b
10-20 d59rq<yI
5 >d 5- if
±0.05% ?1Nz
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20-100 n:AZ(f
>150 #2=l\y-#
±0.03% V&zeC/xSq
20-100 $z=a+t *
Luminance(Y) h#1:ypA6l
(samplingmode) Z$z-Hx@%
1 –15,000 cd/m2 P~7(x7/7~
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±4% of measuredvalue. L*0YOE%=]
Measuredat white image of LED LCD display. %1&X+s3
Luminance~150 cd/m2; M$x,B#b
1 kNuvJ/St
±0.20% /_{-~0Z=@B
4-10 Tv%7=P;r
5 \8(Je" S
±0.10% EU(e5vO
10-20 PYQ0&;z
20 ,[n9DPZ
±0.05% PqspoH
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20-100 QPuc{NcB>
>150 N8]DzE0%
±0.03% FH</[7f;@N
20-100 6;E3|st1X
Flicker ;CO qu#(
(ContrastMethod) |AvPg
1-15,000cd/m2 lz^Vi!|p
±1% &Wy>t8DIK
Flickerfrequency:30Hz AC/DC 10% sine wave @ R3g)LnN
10Cd/m =Ti!9 _~
2 x(?Rm,
$YJ 1P
O 0}uY:B
Flicker ^*jw e^
(JEITAmethod) hy / g*>
1-15,000cd/m2 y,?=,x}o#
±1dB 1_7p`Gxt[/
Flickerfrequency:30Hz AC/DC 10% sine wave @ taDe^Ist j
10Cd/m =t N }4
2 & n*ga$Q
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