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Bristol 771光谱分析仪参数

Bristol 771系列光谱分析仪是款集齐高精度波长测量和光谱分析仪功能于一体的高端设备,适用在科研、工业检测和前沿技术领域中,非常的适合在需要掌握激光波长、线宽和纵模结构等特性的场景中,下面就是Bristol 771光谱分析仪的参数介绍。

Bristol 771光谱分析仪参数

Bristol 771光谱分析仪参数

1、波长范围

可见光(VIS):375-1100nm

近红外(NIR):520-1700nm

红外(IR):1-5μm

中红外(MIR):112μm

2、测量精度

771A:波长绝度精度高达±0.2ppm(±0.0002nm @1000nm)

771B:±0.75ppm(±0.0008nm @1000nm)

频率精度:±60MHz(@300,000GHz)

3、分辨率

高分辨率模式:2GHz(IR型为4GHz)

标准模式:4GHz(IR型为8GHz)

低分辨率模式:32GHz(IR型为64GHz)

4、校准系统

内置稳频 He-Ne 激光器,支持实时自动校准,确保长期测量稳定性。

5、输入方式

VIS/NIR 波段‌:光纤耦合输入

IR/MIR 波段‌:准直光输入(带指示光),便于对准

6、显示和单位

显示位数:9位(771A)、8位(771B)

支持单位:nm、μm、cm⁻¹、GHz、THz

7、灵敏度(最小输入功率)

可见光:0.009-2.0μW

近红外:0.003-0.08μW

红外/中红外:0.005-2.5μW

8、接口和控制

USB 接口连接电脑

提供指令包,支持用户二次开发与系统集成

9、其他特性

无需预热或预热时间 <15 分钟

结构紧凑,便于实验室与工业现场部署

支持 TDLAS(可调谐激光吸收光谱)系统中激光器性能的快速评估

Key Words:Bristol 771771光谱分析仪
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