Optical Tunable Filter (可调谐超窄带滤波器)
LLTF系列 Tunable Filter是一款非色散的亚纳米带宽可调谐光学滤波器。值得一提的是，因为采用体光栅技术，这款可调谐光学滤波器具有惊人的60%的非偏振透过率，这是FTS, Fabry-Perot, 声光（AOTF），液晶（LCTF）等方法所无法企及的。波长调谐通过电脑程序控制，省去了重新调整光路带来的不便。此外，由于TNF系列超窄带宽Notch Filter中的filter是由全玻璃材料制成，所以和传统的Notch Filter比较，它具有更高的损伤阈值及工作寿命。
Illustration of the out-of-band rejection of a volume holographic grating at λc= 632 nm. Bands of ±45 nm are presented and an out-of-band rejection of -60 dB is obtained.
Output from Photon etc’s tunable laser source. Visible option covering 400 - 1000 nm and SWIR option covering 1000 - 2500 nm.
典型应用：
•Photoluminescence (PL)
•Photoluminescence excitation (PLE)
•Reflection/Transmission Spectroscopy
•Hyperspectral imaging
•Photovoltaic (EQE Mapping)
•Photochemistry
•LBIC (Light Beam Induced Current)
•Steady State Pump-Probe experiment
•Fluorescence spectroscopy
•Detector calibration
•Photobiology
•Solar Simulators
产品标签：光学可调谐滤波器,400~2300nm,可调谐滤波器,LLTF系列,可调谐超窄带滤波器
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