M1137-SF40L-1.5
Acousto-Optic Modulator
The M1137 is low dispersion Glass AOM designed primarily for Ti:Sapphire laser applications. This model offers a practical compromise between aperture size, diffraction efficiency and pulse stretching characteristics.
SPECIFICATIONS
Interaction Material:
SF57
Optical path length:
24mm
Refractive Index:
1.8
Standard Operating Wavelengths:
700nm - 1064nm
Polarization:
Vertical preferred
Acoustic Velocity:
3411 m/s
Active Aperture:
1.5 mm
Centre Frequency:
40 MHz
RF Bandwidth:
20 MHz
Input Impedance:
50 ohms (Nominal)
VSWR:
< 1.5:1 @ 40 MHz
DC. Contrast Ratio:
> 1000:1 min (2000:1 typical)
Static Insertion Loss:
< 3.0%
Estimated Pulse Stretching
Wavelength
t input
t output
nm
fsec
fsec
700
130 / 70
230 / 360
800
130 / 70
205 / 300
900
130 / 70
185 / 255
1000
130 / 70
170 / 215
PERFORMANCE vs. WAVELENGTH
Wavelength:
780nm
830nm
1064nm
Saturation RF Power:
< 3.0W
< 3.5W
< 6.0W
Separation Angle @ 40 MHz:
9.15mrad
9.75mrad
12.5mrad
Bragg Angle @ 40MHz:
4.55mrad
4.85mrad
6.25mrad
(RF Drive 3.0W, Beam diameter 1mm)
Diffraction Efficiency:
>80%
>80%
>50%
Rise Time:
191ns
191ns
191ns
OUTLINE DRAWING
Ensure adequate heaksinking through the mounting surface, especially at higher RF powers.
DRIVERS
521C-4 (DIGITAL MODULATION)
531C-4 (ANALOG MODULATION)
商品属性 [波长] 700nm - 1064nm [上升/下降时间] 191ns [活跃孔径] 1.5mm [操作频率] 2MHz [光学材料] Glass