FPE001C 
 Temperature Stabilized Fabry Perot Etalon for Cs spectral filtering 
  
    
- FWHM Bandwidth 80 MHz
 - Extinction Ratio @6.8GHz 36 dB
 - Transmission Rate * 60 %
 - Free Spectral Range 20.2 GHz
 - Transverse Mode Spacing 1.68 GHz
 - Δf vs Tset 2.32 GHz/k
 - Δf vs Tamb < 10 MHz/k
 - RoC in Convex Side 75 mm
 - Etalon central thickness 5.0 ± 0.2 mm
 - Reflective Index 1.45250
 - Operation Wavelength 800 ∼ 900 nm
 - Temperature Resolution 1 mk
 - Temperature Adjustability 1 mk
 - Operating Temperature 15 ∼ 40 ◦C
 - Setting Temperature Tamb± 7 ◦C