ADS40与ADS80相机诸元比较

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1、LeicaADS40vsLeicaADS80LeicaADS40LeicaADS80外型ResolutionA/Dconverter分辨率A/D轉換器14-bit16-bitDatachannel數據通道16-bit16-bitSensitivity靈敏度4xthatofSH40Datanormalizationmodes數據標準化模式non-linear非線形SensorResolution傳感器分辨率~130lp/mmPixelonCCD6.6x6.6μm6.5x6.5μm灰度等級12-bit12-bit輻射分辨率8-bit10-bit以及12-bit輻射解析度12-b

2、it12-bitDatacompressionfactor數據壓縮率2.5-25倍2.5-3.6倍Recordingintervalperline(cycletime)記錄速度<1.2兆/秒≥1ms掃描寬度12000pixels12000pixels光譜範圍SpectralrangePAN，RGB，NIR全色，RGB，近红外掃描方式推掃式（PushBroom）推掃式（PushBroom）立体成像角为16、24和42(度)16、24和42(度)CCD動態範圍12bit12bit成像谱段R：608~662nm；G：533～587nm；B：428～492nm；NIR：703～75

3、7nm红色：608-662nm绿色：533-587nm蓝色：428-492nm近红外：833-887nmPixelonCCD6.5x6.5mm6.5x6.5μmFieldofview视場角FoV64°视场角（FoV）：64°Swath2.4kmPixelonground地面像素20x20cmGroundsampledistance,GSD地面解析度20cmFocallength焦距62.77mmf值：43multispectralCCDlines,each2x12,000pixelsStaggeredby3.25mm4multispectralCCDlines,each12

4、,000pixels第4頁，共4頁本文僅供學術參考Specifications規格LeicaADS40LeicaADS80ElectronicCharacteristics電子特性DynamicrangeCCDchain12-bitResolutionA/Dconverter14-bitDatachannel16-bitDatamodesRawdata,compressedDatacompressionfactor2.5x–25xDatanormalizationmodesLinear,non-linearRadiometricresolutionofcompressedd

5、ata8-bitRecordingintervalperline≥1.2msecElectronicCharacteristics電子特性DynamicrangeCCDchain12-bitResolutionA/Dconverter16-bitDatachannel16-bitDatamodesADS80dataformat,lowcompression,rawDatacompressionfactor~2.5xand~3.6xDatanormalizationmodesnon-linearRadiometricresolutionofcompr.data10-bitan

6、d12-bitSpectralRangeandFilters光譜範圍和過濾器SpectralrangePanchromatic,RGB,NearInfraredSpectralbandsBandl(nm)Panchromatic(trapezoidal)465–680(at=50%)Red(rectangular)610–660Green(rectangular)535–585Blue(rectangular)430–490Near-infrared(rectangular)835–885SpectralRangeandFilters譜範圍和過濾器Spectralrange

7、Panchromatic,RGB,Near-infraredSpectralbandsBandλ(nm)Panchromatic(trapezoidal)465–676(atλ=50%)Red(rectangular)604–664Green(rectangular)533–587Blue(rectangular)420–492Near-infrared(rectangular)833–920MechanicalInterface機械界面SensorHeadSH40Weight:66kg;diameter:59cm