Ondax陷波滤光片不同于常见的薄膜滤光片，而是通过全息曝光技术制成的布拉格体光栅型滤光片，该滤光片对激光谱线的衰减能高达99.99%（OD4），且光谱的过渡带宽小于10cm-1。因此，Ondax低波数拉曼系统可以对瑞利散射达到OD8的抑制，同时收集低于10cm-1的正/反斯托克斯的信号。 该系统可于常用的光谱仪连用，目前可得到的拉曼波长主要有：488nm，514nm，532nm，633nm，785nm，808nm，976nm, 和1064nm。也可以根据客户要求定制中心波长。
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CleanLine-LM-laser moduleCompact, pre-aligned package incorporates laser, isolator and CleanLine-FS platform Free space, collimated output beam Ideal for use with SureBlock XLF or notch filters
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CleanLine-FS-ASE clean-upCompact, pre-aligned package Integrated alignment targets Built-in wavelength fine tuning adjustment ASE suppression – better than –80 dB below laser line 0.1 nm bandwidth Temperature stability 10 pm/...
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SureBlock XLF-filter moduleIncludes 2 pre-aligned SureBlock notch filters Free space or fiber optic input and output options Bandwidth < 10 cm⁻¹ Spatial filtering reduces collected Rayleigh scatter Angle tunable center wavel...
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NoiseBlock-ASE FiltersDiffraction Efficiency > 90% (~70% for 405 nm) Bandwidth < 10 cm⁻¹ Operating angle 8-12 degrees Angle tunable center wavelength Environmentally stable operation No degradation over time
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NoiseBlock- 90/10-Beamsplitter FiltersDiffraction Efficiency > 90% Bandwidth < 10 cm⁻¹ Operating angle 8-12 degrees Angle tunable center wavelength Environmentally stable operation No degradation over time
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SureBlock-Notch FilterOptical Density > 4 Transition width < 10 cm⁻¹ Angle tunable center wavelength Environmentally stable operation No degradation over time Requires compatible wavelength stabilized and collimated,...