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Beam Combiner
- High performance
- Durable
- Laser Material Coating
- High quality
PRODUCT DESCRIPTION
Beam Combiners are ideal for applications where diode lasers are being used for system alignment. Designed for used at 45 degree, they transmit the long wavelength beam and align it with the 90 degree reflected diode beam.
The displacement of the output beam to the incident beam is given by the following equation:
Where,
α is angle of incidence
n is index of refraction
t is thickness
d is displacement of the material
For example: BCZ-1-3, d=1mm; BCBK-1-3, d=0.8mm
1. Beam Combiner for CO2 Laser (wavelength 10.6um)
Average transmission > 99%@10.6um, Average reflection > 85%@650nm (or 633nm)
Diameter Tolerance:+0/-0.13mm
Thickness:±0.25mm
Side1:T>99%@10.6um,45AOI
Side2:T>99%@10.6um R>85%@650nm or 633nm 45AOI
Flatness:λ/20 @10.6um
Part No. |
Material |
Diameter (inch) |
Thickness (mm) |
Remark |
BCZ-0.5-2-650 |
ZnSe |
0.5 |
2 |
MaxT10.6µm/MaxR650nm |
BCZ-0.75-2-650 |
ZnSe |
0.75 |
2 |
MaxT10.6µm/MaxR650nm |
BCZ-1.0-3-650 |
ZnSe |
1.0 |
3 |
MaxT10.6µm/MaxR650nm |
BCZ-1.1-3-650 |
ZnSe |
1.1 |
3 |
MaxT10.6µm/MaxR650nm |
BCZ-1.5-3-650 |
ZnSe |
1.5 |
3 |
MaxT10.6µm/MaxR650nm |
BCZ-1-3-9.4-650 |
ZnSe |
1.0 |
3 |
MaxT9.5µm/MaxR650nm |
BCZ-20-2-650 |
ZnSe |
20mm |
2 |
MaxT10.6µm/MaxR650nm |
BCZ-0.5-2-633 |
ZnSe |
0.5 |
2 |
MaxT10.6µm/MaxR633nm |
BCZ-0.75-2-633 |
ZnSe |
0.75 |
2 |
MaxT10.6µm/MaxR633nm |
BCZ-1-3-633 |
ZnSe |
1 |
3 |
MaxT10.6µm/MaxR633nm |
BCZ-1.5-3-633 |
ZnSe |
1.5 |
3 |
MaxT10.6µm/MaxR633nm |
Model Number |
Diameter |
Thickness |
Reflectance/Wavelength |
Wedge |
BCZ-0508-AR |
1.000" |
0.120" |
90% @ 0.633µm |
< 3 minutes |
BCZ-0512-AR |
1.000" |
0.120" |
90% @ 0.633µm |
< 3 minutes |
BCZ-0708-AR |
1.000" |
0.120" |
90% @ 0.633µm |
< 3 minutes |
BCZ-0712-AR |
1.500" |
0.160" |
90% @ 0.633µm |
< 3 minutes |
BCZ-1012-AR |
1.500" |
0.160" |
90% @ 0.633µm |
< 3 minutes |
BCWZ-1012-AR |
1.500" |
0.160" |
90% @ 0.633µm |
12 minutes ±2 minutes |
BCPZ-1012-AR |
2.000" |
0.200" |
90% @ 0.633µm |
< 10 seconds |
BCZ-1112-AR |
2.000" |
0.200" |
90% @ 0.633µm |
< 3 minutes |
BCZ-1512-AR |
2.000" |
0.200" |
90% @ 0.633µm |
< 3 minutes |
BCZ-2012-AR |
2.000" |
0.200" |
90% @ 0.633µm |
< 3 minutes |
BCZ-2520-AR |
2.000" |
0.200" |
90% @ 0.633µm |
< 3 minutes |
Note:
12
2. Beam Combiner for Nd:YAG Laser (wavelength 1064nm)
Average transmission > 99%@1064nm, Average reflection > 85%@650nm
Diameter Tolerance:+0/-0.13mm
Thickness:±0.25mm
Side1:T>99%@1064nm,45AOI
Side2:T>99%@1064nm,R>85%@650nm,45AOI
Flatness: λ/2 @1064nm per 25mm dia
Part No. |
Material |
Diameter (inch) |
Thickness (mm) |
BCBK-0.5-2 |
BK7 |
0.5 |
2 |
BCBK-0.75-2 |
BK7 |
0.75 |
2 |
BCBK-0.75-3 |
BK7 |
0.75 |
3 |
BCBK-1.0-3 |
BK7 |
1.0 |
3 |
BCBK-1.0-3.4 |
BK7 |
1.0 |
3.4 |
BCBK-1.1-3 |
BK7 |
1.1 |
3 |
BCBK-1.5-3 |
BK7 |
1.5 |
3 |
We also provide beam combiner modules. Inside there is a beam combiner. A red diode is vertically fixed and the laser beam (such as 1064nm fiber laser) horizontally goes through the module. The model of the modules is described as follows:
Part number: STH-xxxx-yy
STH – red beam combiner
xxxx – laser wavelength
yy - laser beam diameter
Our standard beam combiner STH-1064-12 is designed for the use with the fiber lasers STR-P10, -P20 and –P30.
3. Beam Combiner for Green Laser (532nm)
Diameter Tolerance:+0/-0.13mm
Thickness:±0.25mm
Side1:T>99%@532nm,45AOI
Side2:T>99%@532nm,R>85%@650nm,45AOI
Flatness: λ/2 @560nm per 25mm dia
Part No. |
Material |
Diameter (inch) |
Thickness (mm) |
BCBK-1-3-532T650R |
BK7 |
1 |
3 |
4. Reverse Beam Combiner
Reverse YAG Beam Combiner refers to an optic component used to transmit a short wavelength beam (eg. 650nm) at an angle of incidence of 45º while reflecting a long wavelength 1064nm.
Diameter Tolerance:+0/-0.13mm
Thickness:±0.25mm
Side1:T>99%@650nm,45AOI
Side2:T>99%@650nm R>99%@1064nm,45AOI
Flatness: λ/2 @1064nm per 25mm dia
Part No. |
Material |
Diameter (inch) |
Thickness (mm) |
BCBK-1-3.5-1064R |
BK7 |
1 |
3.5 |
BCBK-1-7-1064R |
BK7 |
1 |
7 |
BCBK-2-6.35-1064R |
BK7 |
2 |
6.35 |