OPT-1
Acousto-Optic Bragg Cell
A long time aperture Acousto-optic Bragg Cell for Optical Signal Processing Applications
OPERATING PARAMETERS
*Operating Wavelength:
633nm
τΔf:
1500
Centre Frequency:
45MHz
3dB Bandwidth:
30MHz
Active Aperture:
4mmH x 31mmL
Time Aperture:
50us
Interaction Medium:
Te02 - Shear (110)
Acoustic Velocity:
.617mm/us
Diffraction Efficiency:
> 50% at 0.5 Watts RF Power
Input Impedance:
50Ω
Input VSWR:
≤ 2:1 across RF Bandwidth
Electrode Profile:
Apodized to minimise acoustic walkoff
Optical Surface Flatness:
λ/10 or better
Optical Reflectivity:
≦ .5%/Surface
RF Power (Maximum):
1.2 Watts
OUTLINE DRAWING Dim’n: mm
RECOMMENDED DRIVERS
521C-45 (Digital Modulation) 620C-40 (VCO driver with digital Modulation)
531C-45 (Analog modulation) 630C-40 (VCO driver with analog Modulation) iSPA-SF1 (Synthesizer/amplifier with modulation)