提供Admesy公司Asteria亮度计
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提供Admesy公司Asteria亮度计 o6px 1C:
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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。 JI[8 n$pr]
请联系光析科技（深圳） 刘先生 13927443410 v?OVhV
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Asteria亮度计的特性： U- 9Aq
Absoluteluminance and illuminance measurement according to the human eye (CIE1931luminosity function). Q?i_Nl/|
Allflicker measurement standards supported for LCD (Contrast, JEITA, VESA) andLighting (percentage, Index). nsR CDUCi
Measurehigh and low frequencies at the same time through a high sample rate and largememory size. % -!%n= P
Triggerinput and output for in line applications. (vO3vCYeQ
Windows,Linux, OSX and embedded systems compatible. iH GVR
SCPIcommand interface for easy integration in other applications. Kf:!tRE
Supportedin all major programming languages Labview / Labwindows / Visual Studio (C++,C#, VB)/ etc. EL$DvJ~
USBTMCstandard compliant. 9?H$0xZV
Integrating-or sampling mode available a#=d{/ ab
3 gainstages for every mode C P}fxDW
Auto-rangefunction 'v d&r @N
Usercalibration function and pre-programmed calibration values qU !dg
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Opticalsystem \Nt
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Optics *'-4%7C`1
10mmapperture lens dn#I,xa`
Acceptanceangle IQPu%n{ 0v
5(±2.5) degrees. ,Q-,#C"
Spotsize @ 50mm iAk:CJ{
12mm hn8xs5vN
Spotsize @ 75mm ChTq !W
15.5mm "Xv} l@
Spotsize @ 100mm .jCGtR )%
19mm @KTuG ?.
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Samplemode - signal frequency response T] De{nH u
Parameter i wgt\ux.
f3db(1) o}v<~v(
Gain 1 $Q/@5f'T`9
DC –20 kHz e P @#I^_
Gain 2 v0\l~_|H
DC –50 kHz 2T&MVl!%
Gain 3 4u:SE
DC –120 kHz ~.W]x~X$
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Measurementspecification =y][j+WH
Parameter W~
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Range t(#9.b`W)
Accuracy .G[/4h :.
Lightlevel [cd/m @ b!]Jw
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] Repeatability (2) Speed [samples/sec] (2) !q2zuxq!R
Luminance(Y) B> fZH \Y
(integratingmode) !zX() V
0.005– 15,000 cd/m2 %
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integrationtime j;3I` :
between1ms and 5 |Mb{0mKb
seconds "U}kp#)
±4% of measuredvalue. 9r? Z'~,Za
Measuredat white image of LED LCD display. <l<O2 l
Luminance~150 cd/m2; /}m)FaAi
0.1 CeYhn\m5K0
±0.20% 7l53&,s
4-10 +K1M&(
1 ZM.'W}J{ *
±0.10% = -2~>B
10-20 OIP]9lM$nC
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±0.05% 5s[nE\oaG
20-100 pp@
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>150 i1B!oZ3q
±0.03% $ ,}jz.R@
20-100 I\Op/`_=E
Luminance(Y) %zcA|SefP
(samplingmode) no*) M7
1 –15,000 cd/m2 OD8
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±4% of measuredvalue. 8qyEHUN2q
Measuredat white image of LED LCD display. :A zT=^S
Luminance~150 cd/m2; VRd7H.f,A6
1 ~7 i {~<?
±0.20% N9w"Lb
4-10 % >m.Z#R(
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±0.10% q/ljH _-
10-20 X!]v4ma`
20 u}5CzV `
±0.05% KqFI2@v
20-100 U ]<l-~|
>150 qfDG.Zee#
±0.03% o X m
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20-100 QL7b<xDQC*
Flicker &r1(1<
(ContrastMethod) ,31 ?
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1-15,000cd/m2 fmW{c mr|
±1% Jy(G
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Flickerfrequency:30Hz AC/DC 10% sine wave @ yx]9rD1cz
10Cd/m Y ^+x<
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Flicker es)^^kGj6f
(JEITAmethod) &aRL}#U
1-15,000cd/m2 Td i^P}i_
±1dB MfL7| b)
Flickerfrequency:30Hz AC/DC 10% sine wave @ J0!V (
10Cd/m mUg :<.^
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