M1212-aQ175-1-(A/R)
Acousto-Optic Modulator
SPECIFICATIONS
A/R Operating Wavelength*:
248nm, 325-364nm
Material:
Quartz
Acoustic velocity:
5.7mm/usec
Center Frequency:
175 MHz
RF Bandwidth
40 MHz
Diffraction Efficiency:
> 85%
Input Impedance:
50Ω(Nominal)
Input VSWR:
< 1.5:1 @ 175MHz
Active Aperture:
1.0mm
Optical Insertion Loss:
< 6%
Reflectivity:
< 1.0%/Surface
DC Contrast Ratio:
>1000:1 min (2000:1 typical)
Laser Polarization:
Vertical, Perpendicular to Base
Outline Dimensions:
(See Reverse Side)
PERFORMANCE vs. WAVELENGTH
Wavelength (nm):
248
325
355
363
RF Drive Power (Watts):
1.4
2.4
2.0
3.0
Bragg Angle (mrad):
3.8
5.0
5.5
5.6
Separation Angle (mrad):
7.6
10.0
10.9
11.1
PERFORMANCE vs. BEAM DIAMETER at 355nm
Beam Diameter (mm):
1.0
0.25
0.15
Risetime (nsec):
112
30
20
Video Bandwidth (MHz):
3
12
18
Diffraction efficiency (typ %):
85
80
75
for 2.5W RF driver power
(* other UV wavelengths on request)
OUTLINE DRAWING
Suggested RF Drive Electronics:
Digital modulation
525C-3-175
Analog modulation
535C-3-175
Tuneable with modulation
iSPA-SF1-e
商品属性 [波长] 248nm, 325-364nm [上升/下降时间] 20ns [活跃孔径] 1mm [操作频率] 18MHz [光学材料] Quartz