LaserScan红外分析仪:LaserScope红外光谱仪

更新时间：2026-04-28 08:35:17

LaserScan红外分析仪

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型号：
品牌：BLOCK Engineerin
LaserScan可以在相隔距离为6英寸到2英尺时探测并测量表面上的物质，可以定制更长的相隔距离。LaserScan基于物质吸收特性，识别大块材料及探测亚微米薄膜，也可以分析液体或者气体。这一器件的另一版本用于连接普通的FTIR配件，包括液体及气体电池，及反射配件。LaserScan使用近红外吸收光谱，系统核心为下一代的宽光谱可调谐量子级联式激光器。这使得LaserScan非常敏感，比普通光谱仪系统要敏感几个数量级。该系统有两个版本，一种快速调谐范围为6-10 μm，另一个是覆盖了 7-12 μm。
总结：
l 高灵敏度中红外吸收光谱分析仪，采用量子级联式激光光源
l 在秒量级对物质进行分析快速
l 可以分析大块固体、液体、气体
l 检测亚微米量级的薄膜，通常可以检测到50μm，依不同材料而异
l 可以检测的表面浓度低于2μg/cm2
l 可以测量扩散性的高吸收性物质
l 可以开放式比色皿中探测气体，浓度可在ppb量级
l 自由空间里的间隔距离光谱采样
l 具有FTIR或者光线耦合配件版本
特色：
l 可与FTIR相媲美，具有间隔距离采样、便携性、高灵敏度
l 毫秒量级的光谱扫描，200 KHz的脉冲式激光
l 目标样品无损伤，5-10 mm散焦光斑
l 人眼安全式操作
l 便携式、坚实外表、可远程通信
Continuous Wavelength
Coverage
LaserScan610: 6.25-10 μm (~1600-1000 cm-1)
LaserScan712: 7-12 μm (~1430-830 cm-1)
Measurement Time
A few seconds (minimum)
Laser Pulse Modulation
200 kHz (Insensitive to stray light)
SNR (100% line RMS noise)
0.1% (1000:1) (measured at 1100+/-50 cm-1)
Intensity Drift
<0.2% over 2hrs (100% line variation)
Wavelength Accuracy
<0.5 cm-1
Wavelength Precision
< 0.2 cm-1 over 2 hrs
Average Power
Typically varies between 0.5 mW and 10mW
across the 600 cm-1 tuning range
Beam Divergence
<5 mrad
Beam Diameter
2 x 4 mm Collimated
Polarization
TEM, 100:1 Extinction, Vertically Polarized
Spectral Resolution
Software Selectable 2, 4, 8 cm-1
Dimensions
25.4 x 20.3 x 12.7 cm (10 x 8 x 5 inches)
Weight
4.3 kg (9.5 lbs)
Operating Temp. Range
10 to 30 °C
Storage Temp. Range
-10 to 70 °C
Communication Interface
USB
Operating System
Win XP-SP3 or later
Electrical Interface
100-240 Volts (50/60 Hz) 2 Amp
Mechanical Interface
Collimated and centered IR output beam Standard
Configuration: 3-inch collection lens
(Other configurations available upon request)
Standoff Distance
Standard Configuration: 6 inches
(Other configurations available upon request)
Measurement Technique
Diffuse Reflectance
Spectral Acquisition
Built in acquisition of complete spectrum across
600 cm-1 range using built in detection system
Internal Detector
TE cooled MCT (no LN2 required)LaserScope红外光谱仪美蓝维修团队，专业维修进口网分8711A MCT 红外探测器模块USB4000微型光纤光谱仪现货出售二手网分，HP 8711A有货直接卖功率检测器

LaserScope红外光谱仪

型号：
品牌：BLOCK Engineerin
基于量子级联式激光技术，LaserScope是一套革命性的、紧凑的、超整合的宽范围可调中红外吸收光谱仪系统。LaserScope红外光谱仪覆盖范围1900-750 cm-1 (可调范围达到 ~1100 cm-1)，可以根据用户预算定制窄调谐范围版本。LaserScope红外光谱仪是一种分析工具，当研究者遇到应用挑战时可以考虑LaserScope提供的多种解决方案。跨学科用户最终得到的集多种研究目的为一体的模块式QCL光谱仪。
特色
l 高光谱辐射，相比FTIR光谱仪高六个数量级，无信噪比问题
l 高整合性的台式光谱解决方案
l 多种应用方案配置：固体、液体、气体
l 可以与光纤器件、气体电池进行耦合
l 可以与大多数红外显微镜匹配
l 极大抗噪性，在任何光学平台上都可以稳定运行
l 极大的灵活性

规格参数
Continuous Wavelength
Coverage
1900-750 cm-1
Configurable in 250 cm-1 (min) increments
Tuning
Step or sweep scan, Full or sub range
Triggering
Internal Programmable, sync out, external trigger
Pulse Repetition Rate
up to ~1 MHz
Pulse Width
~50-500 nsec
Duty Cycle
up to ~5%
Wavelength Accuracy
< 1 cm-1 typical
Wavelength Repeatability
< 0.5 cm-1 typical
Average Power
Typically varies between 0.5 mW and 10 mW
across the full tuning range at 5% duty cycle
Peak Power
10-100 mW typical
Pulse Stability
< 5% pulse to pulse typical
Power Variation
< 0.05% over 10msec
Beam Divergence
< 5 mrad
Beam Diameter
2 x 4 mm Collimated
Polarization
TEM, 100:1 extinction, Vertically Polarized
Pointing Stability
< 1 mrad across the full tuning range
Line Width
1 cm-1 typical
Dimensions
25.4 x 20.3 x 12.7 cm (10 x 8 x 5 in)
Weight
4.3 kg (9.5 lbs)
Operating Temp. Range
10 to 30 °C
Storage Temp. Range
-10 to 70 °C
Communication Interface
USB
Operating System
Win XP-SP3 or later
Electrical Interface
100-240 Volts (50/60 Hz) 2 Amp
Mechanical Interface of
Output & Input ports
6-inches on-center and 2-inches above bench
plane which is ~2-inches above bench
内部光谱采集模式 (LaserScan Software)

Measurement Time
Several seconds typical
Laser Pulse Modulation
200 kHz (Insensitive to stray light)
Average Power
~0.5 mW to ~10 mW across the full tuning range
Spectral Resolution
Software Selectable 2, 4, 8 cm-1
Spatial Resolution
< 10 μm at 1000 cm-1
(Determined by the laser’s diffraction limit)
Measurement Technique
Determined by external configuration
Spectral Acquisition
Built in acquisition of complete spectrum across
the full tuning range using built in detector
Internal Detector
TE cooled MCT (no LN2 required)