M1340-aQ120-H (UV) UV
Acousto-Optic Modulator/Deflector
The M1340-aQ120 is high efficiency AO modulator developed specifically for industrial 355nm laser applications including:
• Material Processing • Drilling • Surface texturing • Micro machining
SPECIFICATIONS
Operating Wavelength:
355nm
Interaction Material:
Quartz Centre
Frequency (fc):
120MHz
RF Bandwidth:
20MHz
Diffraction Efficiency at fc:
85% minimum, >90% typ
Input Impedance:
50Ω(Nominal)
Input VSWR:
<1.5:1 @ 120MHz
Active Aperture,H: H=3,
H=5,
H=7,
3mm
5mm
7mm
Optical Insertion Loss:
<3% (<2% typical)
Reflectivity:
<0.5%/Surface
DC Contrast Ratio:
>1000:1 min (2000:1 typical)
Laser Polarization:
Vertical, Perpendicular to scan
Water Cooling (Min):
2L/minute @ 25deg C
PERFORMANCE vs.WAVELENGTH
Wavelength:
355nm
RF Drive Power, H=3mm:
H=5mm:
H=7mm:
< 6W
<10W
<14W
Bragg Angle:
3.74mrad
Separation Angle (at fc):
7.47mrad
PERFORMANCE vs. BEAM DIAMETER
Beam Diameter (mm):
5.0 3.0
Optical Rise time (nsec):
570 227
Video Bandwidth (MHz):
0.7 1.5
RF Drive Electronics
RFA2120 (water cooled) or RFA910-120 (air cooled)
OUTLINE DRAWING
Water cooled case parts are made from Aluminium. Copper alternative is available as an option
商品属性 [上升/下降时间] 230ns [活跃孔径] 3/5/7mm [光学材料] Quartz [波长] 355nm [操作频率] 1.5MHz