Fiber-coupled Laser Diodes

STW Series Fiber-coupled Laser Diodes

1. Single Mode Fiber Coupled Laser Diodes

Features:

• 405nm~1650nm

• SM and PM Fiber

• 1mW~100mW Output Power

• PER upto 20dB

• Built-in TE Cooler Optional

• Built-in Photodiode Optional

• Long Lifetime

• High Stability

• Customized Wavelength

• Customized Output Power

We offer High Coupling Efficient Solution for 405nm~1650nm Pigtailed Laser Module with Single Mode Fiber and Polarization Maintaining Fiber and the output power can be up to 100mW. We adopt unique technique to get high Polarization Extinction Ratio (PER), which is up to 20dB with Low Noise Laser Output.

With SM and PM Fiber, it can get the Gauss Beam which is the Single Transverse Mode Beam, the M2 value is less 1.3. Meanwhile, and the TE Cooler and Photodiode is optional for customers. We can  integrate them into the Laser Module according to customer's requirement. We also offer the Customized Solution for Pigtailed Laser Modules, such as Customized Wavelength and Customized Power to meet the special needs of customers.

We use laser welding technology to guarantee the long-term reliability of the laser structure. To ensure the long-term reliability, each laser diode will undergo rigorous testing and aging in factory. Meanwhile the high-low storage temperature circulation is also necessary for each laser diode. We set the storage temperature range from -40 degree C to +85 degree C, and it lasts 10 cycles. In this way, it ensures the long-term reliability of the coupling structure.

2. Multi-mode Fiber Coupled Laser Diodes

Features:

• 405nm~1920nm

• 5mW~50W Output Power

• 50um/ 105um/ 200um/ 400um Fiber Core

• Coaxial/ 2-PIN/ 4-PIN/ 14-PIN/ 9-PIN Package

• Built-in TE Cooler Optional

• Built-in Photodiode Optional

• Red/Green Aiming Beam Optional for IR LASER

• Long Lifetime

• High Stability

• Customized Wavelength

• Customized Output Power

• Customized Fiber Core

 We offer High Coupling Efficient Solution for 405nm~1920nm Pigtailed Laser Module with 50um,105um,200um,400um Fiber Core, the output power ranges from 5mW to 50W. Meanwhile, the TE Cooler and Photodiode is optional for customers, the Green or Red Aiming Beam is also optional for IR Lasers. We can integrate these functions into the Laser Module as per customer's requirement. The standard package of the lasers can be Coaxial,2-PIN,4-PIN,14-PIN and 9-PIN.

STU Series Compact Power Stablized Single-mode Fiber-coupled Laser Diodes (Blue, Green, Red & IR)

Key Performance Features

• Ultra-Stable Power Output

• Compact Single Box Design

• Low Power Consumption

• Several Wavelengths Available

• Free-space or Fibered Outputs

Applications

• Raman Excitation Source

• Flow Cytometry

• Semiconductor Processing

• Real-time Process Control

• Metrology

Ordering Information: Part Number System: STU-PLM-XXX.X–YYY, where XXX.X is the specific wavelength, YYY is Fiber Type or Free-space.

STC Series Fiber-coupled Laser Diodes

1. Fiber Coupled Laser Diode Module

• Wavelength range 405-1064 nm

• High output power up to 4000W@ 915/980 nm

• Are designed for fiber laser, solid state laser pumping, direct diode material processing, surgical lasers and medical therapeutics

Detailed Specifications of STC-LDM-808-150-C2

Detailed Specifications of STC-LDM-980-15

• *Optional built-in constant power circuit, 5V power supply needed. Optional constant voltage green aiming beam.

• **Customized fiber and connector available.

2. SM/ PM/ MM Pigtailed Laser Diodes

• Wavelength range 405-1550 nm

• Output power range 1-5000mW

• Fiber coupled Fabry Perot (FP) laser diodes

• Optional FC/PC or FC/ APC connector

• Distributed feedback (DFB)

Detailed Specifications of Partial SM/ PM/ MM Pigtailed Laser Diodes

(1) SM/PM Pigtailed Laser Diode at 650nm

• with SM Fiber

• with PM Fiber

• Offer Customized Products

• Offer OEM Coupling Service

(2) SM/PM Pigtailed Laser Diode at 980nm

980nm Coaxial Package Diode Laser

• with SM Fiber

• with PM Fiber

• Built-in PD

• Offer Customized Products

• Offer OEM Coupling Service

(3) MM Pigtailed Laser Diode at 980nm (980nm Coaxial Package Diode Laser)

• with MM Fiber

• Offer Customized Products

• Offer OEM Coupling Service

STK Series Fiber Coupled Laser Diodes (<500W)

Our STK series fiber-coupled laser diodes can be pided into two categories: single emitter laser diodes and multi-single emitter laser diodes.

1. Single Emitter Laser Diodes

Single emitter laser diodes can provide multi-wavelength covering 405nm to 976nm, output power from 2mW to 10W. Mainly used in the area of fiber laser pumping ,computer to plate(CTP), DPSS laser pumping, medical use, aiming beam, industry etc. For different application, varieties of packages with optional functions of aiming beam, photo detector, TEC, fiber detector, thermistor and other functions are available.

2. Multi-single Emitter Laser Diodes

Multiple single emitter laser diodes build upon the foundation of multi-emitter coupling technology, to obtain high power and high brightness diode laser. Varieties of packages with optional functions of aiming beam, photo detector, TEC, fiber detector, thermistor and other functions are available. Multi single emitter laser diodes have great advantages in high reliability and high performance. In multi-single emitter laser diodes, we have patented many improved optical designs. And these compact packages and commercially recognized formats allow easy integration into the existing products. Multi single emitter diode lasers include wavelengths from 635nm-1064nm, output power from 1.6W-500W.

3. List of Fiber-coupled Laser Diodes

Ordering Information: STK-XXX-Y-ZZ-A-PPPPW-CC

• STK – STK series laser diodes

• XXX – laser wavelength, such as 405nm, 808nm,….

• Y – S with pilot beam; D without pilot beam

• ZZ – package, 01 means 2PIN, 03 means co-axial, 06 means 6PIN, 14 means 14PIN, 15 means 15PIN

• A – output method, F means fiber, C means insert, W means window, M means module

• PPPP -- output laser power

• CC - others

• For example, STK808D06F-2.00W, fiber coupled laser diode with 808nm wavelength, 6PIN package, 2W output.

4. Multi-wavelength Fiber-coupled Laser Diodes

Features:

• Multiple wavelength

• Multiple function

• 200um fiber detachable

Applications:

• Medical use

Our High Power Diode Laser Modules are manufactured by adopting specialized fiber-coupling techniques, resulting in volume products with a high efficiency, stability and superior beam quality. The products are achieved by transforming the asymmetric radiation from the laser diode chip into an output fiber with small core diameter by using special micro optics. Inspecting and burn-in procedures in every aspect come to a result to guarantee each product with the reliability, stability and long lifetime.

Our research staffs are constantly improving and innovating the processing technology in the producing process, based on the professional knowledge and experience accumulated in long-terms. We are also continuously developing new products to meet customers’ specific needs.

To provide high quality products with reasonable price is our always goal.

List of Multi-wavelength Laser Diodes

OPERATING NOTES

• Avoid eye and skin exposure to direct radiation during operation.

• ESD precautions must be taken during storage, transportation and operation.

• Short-circuit is required between pins during storage and transportation.

• Please connect pins to wires by solder instead of using socket when operation current is higher than 6A. Soldering point should be close to the root of the pins. Soldering temperature should be lower than 260℃ and time shorter than 10 second.

• Make sure the fiber output end is properly cleaned before operation of laser. Follow safety protocols to avoid injury when handling and cutting the fiber.

• Use constant current power supply to avoid surge current during operation.

• Laser diode must be used according to the specifications.

• Laser diode must work with good cooling.

• Operation temperature ranges from 15℃ to 35℃.

• Storage temperature ranges from -20℃ to +70℃.

5. Details of STK Series Fiber-coupled Diode Lasers

445nm STK Series Fiber-coupled Blue Lasers

The STK series fiber-coupled blue lasers are manufactured by adopting specialized fiber-coupling techniques, resulting in high efficiency, stability and superior beam quality. The asymmetric radiation from the laser diode chips are coupled into an output fiber with small core diameter by using special micro optics. Their prices are reasonable and cheaper in the market.

808nm Diode Lasers

Specifications of Pilot Beam

915/940/976/9xxnm Diode Lasers

Specifications of Pilot Beam

STL Series High-Power Fiber-coupled Diode Lasers

The diode laser offers remarkable laser beam quality with high brightness and high optical power density. The CW optical power of up to 1000 W is delivered through various fibers with small fiber core diameter from 100 µm to 600 µm. Small numerical aperture of 0.22 yields the perfect beam source for your application.

All systems are also available with power supply and/or cooling unit. We can offer you our fibre-coupled laser systems with the wavelengths of 808 nm, 915 nm, 940nm and 980 nm.

Features

• fiber easily replaceable due to plug & play fibre connector

• fiber-coupled output

• optical power 10...1000 W

• small NA of 0.22

• conductively cooled package

• maintenance-free

• long lifetime

Applications

• pumping solid state lasers

• material processing

• soldering

• inspection

• medicine

• printing

• plastics welding

1. STL-FB Series Fiber-coupled Diode Lasers

• High brightness laser for medical, pump and material processing applications

• SMA905 Plug & Play connector for optical fibers

• Compact dimensions

• Passively cooled

• 2 temperature sensors (NTC/PT100)

• 1 Other wavelength on request; 2 optional; 3 Depending on wavelength; 4 Measured by NTC/PT100 at temperature measurement hole defined in drawing; 5 According ISO 17526:2003 (E)

Product Name Identification:

Example: STL-FB30F200-980-T3M3P0

Accessories

• Fiber STF-SMA905-F, 1.5m or 3m

• Diode driver with TEC-cooler

• Integrated Volume Holographic Grating for wavelength stabilization

• Different beam shaping optics (focusing, collimating, fibre-fibre) available

• Installation service and personal introduction on request

• Turn-key systems available

• Customized laser modules and fibers on request

2. STL-LM Series Fiber-coupled Diode Lasers

• High brightness laser for, pump applications

• SMA905 Plug & Play connector for optical fibres

• Compact dimensions

• Passively cooled

• Dual temperature sensor (NTC/PT100)

• Hermetically sealed laser head

• External radiation filter

1. Optical data @ 25°C diode heat sink temperature,

2. Other wavelength on request,

3. optional,

4. Depending on wavelength,

5. Measured by NTC/PT100 at temperature measurement hole in the diode heat sink (defined in drawing)

6. According ISO 17526:2003(E);

Product Name Identification:

Example: STL-LM30-F200-DL980-T3M3F0

Accessories

• Fibre SMA905-F, 1m, 2m or 3m

• Diode driver with TE-cooler

• Integrated Volume Holographic Grating for wavelength stabilization

• Different beam shaping optics (focussing, collimating, fibre-fibre) available

• Installation service and personal introduction on request

• Turn-key systems available

• Customized laser modules and fibres on request