ConOptics低压电光调制器

tel: 400-6699-117 转 4994

昊量光电光学仪器组件, 电光调制器和调制系统用于脉冲选择、再生开关、光盘控制和数据存储。......

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其采用的晶体有三种类型：ADP、KD*P、LTA。电光调制器和放大器的详细参数如表1、表2所示。

　Model NumberV1/2wave@500nmV1/2wave @830nmV1/2wave @1064nmV1/2 wave @2500nmADP Crystal SeriesWavelength Limits(240 to 800nm)*M370184––––––M370 LA263––––––M38092––––––M390115––––––KD*P Crystal Series Wavelength Limits(240 to 1100nm)*M350-50455757970––M350-80261433522––M350-80LA360600720––M350-105226376472––M350-160130216275––M350-210113188240––LTA Crystal Series Wavelength Limits (700 to 2000nm)M360-40––312400950M360-80––143183430M360-120––107138323M360-160––7192215
　Aperture DiameterResonancesContrast Ration @633nm and 1064nmLength w/PolarizerADP Crystal SeriesWavelength Limits(240 to 800nm)*2.5mmNo500:1,N/A158mm3.5mmNo500:1,N/A158mm2.5mmNo500:1,N/A253mm3.5mmNo500:1,N/A272mmKD*P Crystal Series Wavelength Limits(240 to 1100nm)*3.1mmYes500:1, 700:1106mm2.7mmYes500:1, 700:1137mm3.5mmYes　137mm3.1mmYes500:1, 700:1162mm2.7mmYes300:1, 500:1215mm3.1mmYes300:1, 500:1268mmLTA Crystal Series Wavelength Limits (700 to 2000nm)2.7mmYesN/A, 200:195mm2.7mmYesN/A, 200:1137mm2.7mmYesN/A, 100:1174mm2.7mmYesN/A, 100:1215mm

表1电光调制器参数

ModelBandwidthRise/Fall TimesMax. Output VTypical Drive ConfigurationOutput25ADC TO 25MHz14ns145100 Ohms B.L.Analog25DDC TO 30MHz8ns175101 Ohms B.L.Digital50DC TO 50MHz7ns9050 Ohms B.L.Analog100DC TO 100MHz3.5ns9050 Ohms B.L.Analog20010KHz TO 200MHz–17050 Ohms S.E.–275DC TO 8MHz50ns275Lumped CapacitanceAnalog302RMDC TO 250KHz1micro sec750Lumped CapacitanceAnalog302ADC TO 1MHz350ns350Lumped CapacitanceAnalog307DC TO 50KHz8ns800Lumped CapacitanceDigital50520 TO 100MHz–4450 Ohms S.E.–55050 TO 500MHz–14051 Ohms S.E.–

表2放大器参数

表1、表2中的的调制器和驱动器可以以多种方式组合成性价比高的调制系统。表3标明了系统的关键参数。

AmplifierModulatorBandwidthTransmission at Longest wavelength302RM350-80LADC to 250KHz85% @ 1040nm302RM350-50DC to 250KHz85% @ 830nm302RM350-80DC to 250KHz85% @ 1200nm302A350-105DC to 1MHz85% @ 830nm307350-50DC to 50KHz85% @ 900nm505360-8020MHz to 100MHzPhase Modulation550360-8050 to 250MHz85% @ 830nm25A350-160DC to 25MHz85% @ 600nm25A350-80DC to 25MHz85% @ 830nm25D350-160DC to 30MHz85% @ 700nm25D360-80DC to 30MHz85% @ 1064nm50380-2PDC to 50MHz85% @ 500nm50360-120DC to 50MHz85% @ 830nm100380-2PDC to 100MHz85% @ 500nm100360-120DC to 100MHz85% @ 830nm200350-8010KHz to 200MHz85% @ 350nm200350-16010KHz to 100MHz85% @ 600nm200360-8010KHz to 200MHz85% @ 830nm275350-105DC to 8MHz85% @ 650nm275350-160DC to 8MHz85% @ 1064nm

表3调制系统参数

ConOptics公司提供的电光调制器都是作为强度调制器来使用的。但同时，这些调制器也可以设置成偏振旋转器、电压可变波片、相位调制器。需要注意的是，当作为相位调制器时，只有半个调制器是工作的，因此半波电压是两倍。并且，一旦被设置为相位调制器，就不能再设置回强度调制器。

KD*P SeriesPhase Sensitivity mrad/volt@500nmV for1/2 Wave Phase Modulator350-50LA3.85815350-507450350-8012261350-10514.7225350-16024130350-21029113ADP SeriesPhase Sensitivity mrad/volt@500nmV for1/2 Wave Phase Modulator370LA1226237017184380249039027115LTA SeriesPhase Sensitivity mrad/volt@500nmV for1/2 Wave Phase Modulator360-4013242360-8026120360-1203980360-1605260