M1210-G(fc)-2 , -4
Acousto-Optic Modulator, 2.05 - 5.0 um
APPLICATIONS
-Modulator -Frequency Shifter
The M1210 series are conduction cooled Germanium AO modulators/frequency shifters designed for operation in the 2.05 - 5um range. Input light must be linearly polarized, parallel to the mounting base.
SPECIFICATIONS
Operating Wavelength:
A/R 2.05um, or 2.5 - 5um
Interaction Material:
Single Crystal Germanium
Acoustic Velocity:
5.5mm/us
Input Impedance:
50 ohms (nominal)
Center Frequency options (fc):
M1210-G60-H
60MHz
M1210-G80-H
80MHz
M1210-G105-H
105MHz
Active Aperture options (H):
M1210-G(fc)-2
2mm
M1210-G(fc)-4
4mm
RF Bandwidth:
> fc +/- 5MHz
Insertion Loss:
< 5%
A/R reflectivity:
< 1% per surface
Diffraction Efficiency (DE):
> 85% at peak RF power,
Optical rise time :
118ns per mm beam diameter
Laser Polarization:
Linear/Parallel to base (essential)
λ
um
Fc
MHz
Bragg Angle
mrad
Separation Angle
mrad
2.05
80
14.9
29.8
105
19.6
39.1
3.39
60
18.5
37.0
80
24.6
49.3
λ
um
Active
Aperture
mm
Peak RF power
for max’ efficiency
W
Max’ recommended
CW (or average)
RF power
W
2.05
2
1.6
1.6
4
3.2
3.2
3.39
2
4
4
4
9
4, max
SUGGESTED RF DRIVERS
Fixed frequency (digital / analog modulation):
60MHz: 552F-4-60 80MHz: 552FC-4 105MHz: 553F-4-105
Tuneable frequency (digital / analog modulation):
620C/630C-80 620C/630C-100 iSPA-SF1-b/c Synthesizer-amplifier
OUTLINE DRAWING
Ensure adequate heat sinking through mounting surface, especially at high average RF powers
商品属性 [波长] A/R 2.05um, or 2.5 - 5um [光学材料] Single Crystal Germanium