德国Femto www.femto.de

德国FEMTO公司是研发并生产微弱信号恢复仪器的领先者，其生产的电流、电压放大器模块、锁相放大器模块广泛地应用于科研和研发领域，深受广大科研工作的厚爱。
FEMTO is the leading manufacturer of low-noise amplifier modules with a broadly diversified product base and continually expanding markets. Founded in 1993 with the mission of developing "sophisticated tools for signal recovery" FEMTO has built a broad range of products that includes current amplifiers, voltage amplifiers, lock-in amplifiers, and photoreceivers. To us, "sophisticated tools for signal recovery" means that every product we develop must offer a significant advantage over comparable products available in the market. 

The essential company data in a summary:
Foundation: 1993 
Location: Berlin / Germany 
Managing Director: Steffen Prein 
Main Product Lines: Low-Noise Preamplifiers, Lock-In-Amplifiers, Photoreceivers 
Main Customers: Photonics and Electronics Industry, Universities, Scientific Institutes and Research Labs 
Main Customer Applications: Spectroscopy, Photonics, Surface Analysis, Quality Inspection, Process Control, Laser Physics, Ultrasensitive Measurements 
Custom Designed Products: Photoreceivers, Multi-Channel Amplifier Systems, Amplifier Subsystems