Beam delivery systems
Optogama’s compact beam delivery systems are used to increase or decrease laser beam diameter, control beam divergence and adjust laser power.
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Fixed ratio laser beam expanders FEX
- Divergence adjustable
- Galilean optical design
- Grease free mechanical design
- Wide wavelength range: 200 nm to 2 μm
Variable beam expanders VEX and reducers VRE
- Highest beam pointing stability (< 0,5 mrad)
- Fused silica optical elements
- Grease free mechanical design
- Sliding lens design
- Reduced diffraction effects for all magnifications
Compact motorized laser beam ecxpanders MEX
- Absolute encoder (both lenses)
- All-in-one design with integrated controller
- Highest beam pointing stability (< 0,1 mrad)
- Short adjustment time <1 s (all magnifications)
- Fused silica optical elements
- No homing after switch on/off
- Reduced diffraction effects for all magnifications
Manual laser power attenuators LPA-M
- Industrial robust design
- Wide wavelength range: 240 nm to 2 μm
- Cost effective
- Suitable for high power industrial lasers
Beam delivery systems BDS
- Fully automated beam parameter management
- Magnification and attenuation in one device
- High pointing stability <0,2 mrad
- Short adjustment time <1 s
- No homing after switch on/off
High-powermotorized beam expanders MEX-HP
- High power optical design (up to 200 W at 1030 nm, 500 fs, 1 MHz)
- No internal reflections on optical elements
- High beam pointing stability (< 0,2 mrad)
- High pointing stability <0,2 mrad
- Fused silica optical elements
- Reduced diffraction effects for all magnifications
Motorized laser power attenuators LPA
- Robust design
- Damage threshold up to 10 J/cm² (10 ns @ 1064 nm)
- Adjustable polariser angle ±2°
- Clear aperture 18 mm
- External controller included
- Intuitive software
- ± 0,05 % laser power accuracy after 10.000 random positions without homing
- Adjustment time <0,2 s (min to max)
Advanced laser power attenuators LPA-A NEW
- Integrated controller
- Absolute encoder – no homing required
- High accuracy – ±0,004° (less than ± 0,01 % of laser power)
- Resolution – 0,002°, 7,4 arcsec, 0,035 mrad
- Robust design
- Clear aperture: 15 mm
- Fast adjustment: <0,2 s (min to max)
- High damage threshold: up to 10 J/cm² (10 ns @ 1064 nm)
- Adjustable polairser angle