High Power Laser System

Qualfiber high power laser products focus on the components which manage the pump laser and signal light source with different wavelength and power.

Mainly products we have in high power laser system are,

MPC (Multimode Pump Combiner), CPS ( Cladding Power Stripper), MFA ( Mode Field Adapter), HSP (High power Signal and Pump combiner), FBC ( High power Fiber Beam Combiner). >>See them in the Qualfiber products list.

Schematic and Theory of High Power Fiber Laser System

Nx1 High Power Multimode Pump Combiners MPC for Laser Pump Combining

Qualfiber's Multimode Pump Combiners can be used to combine several pump lasers. Our patented bundle way significantly increases the combiner’s reliability. Qualfiber’s Combiners utilize air-clad technology with a high numerical aperture for robust pump delivery with no interaction of pump light with the protective polymer coating.

Features:
High Transfer Efficiency
Air-Clad Technology for Robust Power Delivery
Stable and Reliable
Custom Configurations Available

Application：
High Power Fiber Laser
Fiber Amplifier

(N+1)×1 Forward High Power Signal and Pump Combiner

Qualfiber's (N+1)x1 Multimode Pump and Signal Combiners can be used for high power fiber laser and fiber amplifier. These devices can be used to combine several pump lasers and couple that power with a seed signal. Our Combiners utilize air-clad technology with a high numerical aperture for robust pump delivery with no interaction of pump light with the protective polymer coating. This series of products includes (6+1)x1\(18+1)x1\(36+1)x1 and other reasonable configurations are available.

Features:
High Transfer Efficiency
Air-Clad Technology for Robust Power Delivery
Stable and Reliable
Custom Configurations Available

Application：
High Power Fiber Laser
Fiber Amplifier

High Power Mode Field Adaptor (MFA)

Qualfiber's Mode Field Adapter(MFA) can be used for high power fiber laser and fiber amplifier. These devices can be used to connect two different fibers with different core diameter and NA. Qualfiber’s MFA utilize mode field optimize technology to get high transfer efficiency and low beam degradation.

Features:
High Power
High Transfer Efficiency
Custom Configurations Available
Stable and Reliable

Application：
High Power Fiber Laser
Fiber Amplifier

High Power Cladding Power Stripper (CPS)

Qualfiber's Cladding Power Stripper(CPS) can be used for high power fiber laser and fiber amplifier. which is used to clean the cladding power from unwanted pump or signal power.

Features:
High Transfer Efficiency
Low Signal Loss and Beam Quality Degradation
High Extinction Ratio (for PM Fiber)
Stable and Reliable

Application：
High Power Fiber Laser
Fiber Amplifier

High Power Cable-Laser Output Caput (QBH)

High Power Cable-Laser Output Caput (QBH) is an optical fiber output device for optical fiber expanding output, which can reduce power density. It is often used for metal cutting or welding.

Features:

High Power Application
Low Signal Loss and Beam Quality Degradation
Mode Stripper is Used
Stable and Reliable

Application：
High Power Fiber Laser

High Power Fiber Beam Combiner (FBC)

Qualfiber's laser beam combiner is used to combine several single-mode lasers into a multimode transmission fiber to achieve laser power output in the range of several kilowatts to 20,000 watts. The signal laser source can be added to the output delivery fiber for guidance in the machining process.

Features:
High Transfer Efficiency
Air-Clad Technology for Robust Power Delivery
Stable and Reliable
Custom Configurations Available

Application:
High Power Fiber Laser
Industry Laser Processing

Large diameter fiber optic cleaver

Features:

✓ Easy to use, stable, efficient, and easy to maintain
✓ It requires no power supply and no motor drive
✓ Secure the cladding diameter to 250μm
✓ Typical cutting Angle 0.5°, smooth section
✓ Long-life alloy blade with adjustable cutting position
✓ Adaptive fiber optic jig, stable tension

Application:

Production and testing of optical fiber components
fiber laser manufacturing
Fiber fusion pretreatment
Pump laser tail fiber processing

Large diameter fiber optic cleaver QFFC-X1

Large diameter fiber optic cleaver XL

Features:

Easy-to-use design, stable and efficient, simple maintenance
Cut to 1300μm cladding diameter
Hovering setting of the cutter head, precise positioning of cutting position
The typical cutting angle is 0.5°, and the section is flat
Diamond blade
Adjustable tension and pressure settings

Application:

Optical fiber device production and testing
Fiber laser manufacturing
Pump laser pigtail processing

Large Diameter Fiber Fusion Splicer

Qualfiber's large diameter fiber fusion splicer is a new type of equipment designed and developed by Wuhan Polymer for large diameter (double-clad) fiber welding. It has the function of online welding to optimize melting point loss, can be powered by the inner battery, and supports outdoor operation. It is suitable for fiber laser production, optical passive device production, and other occasions.

Features:

Welding ability of short cutting length
Special discharge calibration technology
Fiber profile data memory function
With on-line welding optimized melting point loss function
Battery-powered, support outdoor work

Application:

Fiber optic device production and testing

Fiber laser manufacturing

Application Case

Industrial 2-3kW single cavity fiber optic laser solution（200/220 pump， 20/400 gain fiber）

Core Products:
• (6 + 1) x1 forward and back forward combiner for the double-ended oscillator.
• High power pump stripper.

Features:
• Combiner: high pumping efficiency, low signal insertion loss, internal band filter, withstand the reverse cladding optical power of more than 350 watts, high reliability, good consistency.

• Stripper: symmetrical stripping design, high Stripping ratio, filtering in both directions

Factory test:
• Beam combiner: full power pump test, 2000 watt signal laser test,> 300 watt pump light reflection test
• Stripper: high-power positive and negative bidirectional test

Industrial 3-4kW single cavity fiber optic laser solution（135/155 pump， 20/400 gain fiber）

Core Products:
• (18 + 1) x1 positive and negative beam combiner for double-ended oscillator
• High power pump stripper
Features:
• Beam combiner: high pump efficiency, large pump withstand power margin, internal band filter, withstand the reverse cladding optical power of more than 400 watts, high reliability and good consistency.

• Stripper: symmetrical stripping In addition to design, high stripping ratio, simultaneous filtering in both directions
Factory test:
• Combiner: pump power test above 3000 watts, 2000 watt signal laser test,> 400 watt pump light reflection test
• Stripper: high-power positive and negative bidirectional test

Industrial 3-5kW single cavity fiber optic laser solution（135/155 pump， 25/400 gain fiber）

Core Products:
• (18 + 1) x1 positive and negative beam combiner for double-ended oscillator
• High power pump stripper
Features:
• Beam combiner: high pump efficiency, large pump withstand power margin, internal band filter, withstand the reverse cladding optical power of more than 400 watts, high reliability and good consistency.

• Stripper: symmetrical stripping In addition to design, high stripping ratio, simultaneous filtering in both directions
Factory test:
• Combiner: pump power test above 3000 watts, 2000 watt signal laser test,> 400 watt pump light reflection test
• Stripper: high-power positive and negative bidirectional test

Industrial 4-6kW single fiber optic MOPA continuous laser solution（135/155 pump, 3 cladding gain fiber）

Core Products:
• (6 + 1) x1 positive and negative beam combiner for double-ended oscillator
• (18+1)x1 positive and negative combiner for double-ended amplifier
• High power pump stripper
Features:
• Combiner: high endurance power, internal band filtering, withstand reverse cladding light over 400 watts, high reliability, good consistency
• Stripper: Symmetrical stripping design, high stripping ratio, simultaneous filtering in both directions
Factory test:
• Beam combiner: full power pump test, 2000 watt signal laser test,> 400 watt pump light reflection test
• Stripper: high-power positive and negative bidirectional test

Industrial 4-6kW single fiber optic MOPA continuous laser solution（200/220 pump, 3 cladding gain fiber）

Core Products:
• (6 + 1) x1 positive and negative beam combiner for double-ended oscillator
• (18+1)x1 positive and negative combiner for double-ended amplifier
• High power pump stripper
Features:
• Combiner: high endurance power, internal band filtering, withstand reverse cladding light over 400 watts, high reliability, good consistency
• Stripper: Symmetrical stripping design, high stripping ratio, simultaneous filtering in both directions
Factory test:
• Beam combiner: full power pump test, 2000 watt signal laser test,> 400 watt pump light reflection test
• Stripper: high-power positive and negative bidirectional test

Scientific research level 5kW single fiber optic MOPA continuous laser solution（135/155 pump, 25/400 gain fiber）

Core Products:
• (18+1)x1 positive and negative combiner for double-ended amplifier
• High power pump stripper
• QBH for single mode 5000 watts
Features:
• Combiner: high endurance power, internal band filtering, withstand reverse cladding light over 400 watts, high reliability, good consistency
• Stripper: Symmetrical stripping design, high stripping ratio, simultaneous filtering in both directions
Factory test:
• Beam combiner: full power pump test, 2000 watt signal laser test,> 400 watt pump light reflection test
• Stripper: high-power positive and negative bidirectional test

Scientific research level 8kW single fiber optic MOPA continuous laser solution（135/155 pump, 30/600 gain fiber）

Core Products:
• (18+1)x1 positive and negative combiner for double-ended amplifier
• High power pump stripper
• 30/250 pigtail 10KW with QBH
Features:
• Combiner: high endurance power, internal band filtering, withstand reverse cladding light over 500 watts, high reliability and good consistency
• Stripper: Symmetrical stripping design, high stripping ratio, simultaneous filtering in both directions
Factory test:
• Beam combiner: full power pump test, 2000 watt signal laser test,> 500 watt pump light reflection test
• Stripper: high-power positive and negative bidirectional test

Scientific research level 10kW single fiber optic MOPA continuous laser solution（220/242 pump, 30/600 gain fiber）

Core Products:
• (6+1)x1 positive and negative combiner for double-ended amplifier
• High power pump stripper
• 30/250 pigtail 10KW with QBH
Features:
• Combiner: high endurance power, internal band filtering, withstand reverse cladding light over 500 watts, high reliability and good consistency
• Stripper: Symmetrical stripping design, high stripping ratio, simultaneous filtering in both directions
Factory test:
• Beam combiner: full power pump test, 2000 watt signal laser test,> 500 watt pump light reflection test
• Stripper: high-power positive and negative bidirectional test

Scientific research level 10~20kW single fiber optic MOPA continuous laser solution（1080nm with pump, 30/250 gain fiber）

Core Products:
• (18+1)x1 positive and negative combiner for double-ended amplifier
• High power pump stripper
• 30/250 pigtail 10KW with QBH
Features:
• Combiner: high endurance power, internal band filtering, withstand reverse cladding light over 500 watts, high reliability and good consistency
• Stripper: Symmetrical stripping design, high stripping ratio, simultaneous filtering in both directions
Factory test:
• Beam combiner: full power pump test, 2000 watt signal laser test,> 500 watt pump light reflection test
• Stripper: high-power positive and negative bidirectional test