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Description

High Power Collimators and Focusers – Pigtail Style are precision-engineered optical components designed for demanding fiber optic applications requiring robust performance and high power handling. These devices are essential for efficiently collimating or focusing light exiting from optical fibers, ensuring optimal beam quality and minimal signal loss. Their rugged and compact construction makes them suitable for integration into a variety of photonic systems, including laser marking, fiber optic device packaging, and advanced laser machining setups.

Engineered to support a wide wavelength range from 200 nm to 2100 nm, these collimators and focusers are compatible with singlemode, multimode, polarization maintaining, and large mode area (LMA) fibers. This versatility allows them to be tailored to a broad spectrum of applications, from telecommunications and industrial laser systems to scientific research. The devices offer low insertion loss and exceptionally low backreflection, which is critical for maintaining signal integrity and protecting sensitive laser sources.

The optical design incorporates a selection of high-quality lenses, including aspheric, plano-convex, C-lens, axial GRIN, and biconvex types, ensuring diffraction-limited performance and precise control over beam parameters. Users can select from a wide range of beam diameters (0.2 mm to 22 mm) and achieve spot sizes as small as <5 microns, making these collimators and focusers suitable for both broad and tightly focused beam applications. The devices also feature excellent polarization extinction ratios (up to 30 dB) and minimal wavefront distortion (λ/4 to λ/10), supporting high-precision optical setups.

High Power Collimators and Focusers – Pigtail Style are ideal for coupling light into and out of fiber optic devices, such as wavelength division multiplexers, isolators, splitters, and integrated optics modules. Their pigtail configuration simplifies integration into existing fiber networks and photonic assemblies. With their combination of high power handling, optical precision, and cost-effectiveness, these collimators and focusers represent a reliable solution for both OEMs and research laboratories seeking to optimize light delivery and collection in fiber optic systems.

High Power Collimators and Focusers – Pigtail Style

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Specifications

Center Wavelength: 1150 nm
Bandwidth: 1900 nm
Numerical Aperture: Not Specified
Effective Focal Length (EFL): Not Specified
Wavelength Range: 200nm – 2100nm
Backreflection (model Dependent): -40, and -60dB
Polarization Extinction Ratios (model Dependent): 20, 25, or 30dB
Beam Diameters (model Dependent): 0.2 to 22mm
Spot Size (model Dependent): As small as <5 microns
Wavefront Distortion (model Dependent): λ/4 to λ/10

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Features

  • High Power Handling: Engineered for robust performance with high optical power levels, suitable for demanding laser and fiber optic applications.
  • Rugged and Compact Design: Durable construction ensures reliable operation in industrial and laboratory environments while maintaining a small footprint.
  • Low Insertion Loss: Optimized optical design minimizes signal loss, ensuring maximum transmission efficiency.
  • Ultra-Low Backreflection: Backreflection as low as -40 dB and -60 dB, ideal for sensitive laser and photonic systems.
  • Wide Wavelength Range: Supports operation from 200 nm to 2100 nm, covering UV, visible, and IR applications.
  • Versatile Beam Diameters: Available with beam diameters from 0.2 mm to 22 mm to meet diverse application needs.
  • Multiple Lens Options: Choose from aspheric, plano-convex, C-lens, axial GRIN, and biconvex lenses for tailored optical performance.
  • Fiber Compatibility: Supports singlemode, multimode, polarization maintaining, and large mode area (LMA) fibers.
  • Diffraction Limited Optics: Delivers high-quality, focused beams with minimal wavefront distortion (λ/4 to λ/10).
  • Precision Spot Sizes: Achieve spot sizes as small as <5 microns for high-resolution focusing applications.
  • High Polarization Extinction Ratios: Options for 20, 25, or 30 dB polarization extinction, suitable for polarization-sensitive systems.
  • Cost-Effective Solution: Offers advanced features at a competitive price point.
  • Pigtail Style: Convenient fiber pigtail configuration for easy integration into optical setups.
  • Wide Application Range: Ideal for fiber optic device packaging, source-to-fiber coupling, laser marking, laser machining, and integration with multiplexers, isolators, splitters, and more.
  • Customizable Configurations: Multiple standard and custom options available to meet specific system requirements.

Applications

  • Fiber Optic Device Packaging: Ideal for integrating with wavelength division multiplexers (WDM), isolators, splitters, and other fiber optic components to ensure efficient light management and minimal signal loss.
  • Source to Fiber Coupling: Enables precise and efficient coupling of light from laser sources or LEDs into optical fibers, maximizing transmission efficiency.
  • Laser Marking and Laser Machining: Suitable for high power laser delivery in industrial applications such as marking, engraving, cutting, and micromachining, where precise beam focusing is critical.
  • Fiber Laser Systems: Used in high power fiber laser assemblies for beam collimation and focusing, ensuring optimal beam quality and power delivery.
  • Optical Communication Systems: Enhances signal integrity in long-haul and metro fiber optic networks by minimizing insertion loss and backreflection.
  • Acousto-Optic Modulator Integration: Facilitates efficient light coupling in and out of acousto-optic modulators, improving system performance in modulation and switching applications.
  • Integrated Photonics and Chip Coupling: Provides precise beam shaping and alignment for coupling light into photonic integrated circuits (PICs) and other on-chip optical devices.
  • Optical Sensing and Measurement: Used in fiber optic sensors, interferometers, and metrology systems for accurate beam delivery and collection.
  • Medical and Biomedical Applications: Delivers high power laser beams for medical diagnostics, surgical procedures, and therapeutic treatments requiring precise spot sizes and minimal backreflection.
  • Research and Laboratory Use: Essential for experimental setups in physics, optics, and photonics research where controlled beam collimation and focusing are required.
  • Test and Measurement Equipment: Integrated into optical test benches and instrumentation for accurate alignment and measurement of optical signals.
  • Laser Pump Delivery: Used to deliver pump light efficiently into gain media in solid-state and fiber lasers.
  • Free-Space Optical Communication: Facilitates the transition between fiber and free-space optical links, ensuring minimal beam divergence and optimal alignment.
  • Polarization-Sensitive Applications: Available in polarization maintaining versions for use in systems requiring high polarization extinction ratios, such as quantum optics and coherent communication.
  • High Power Beam Delivery: Designed for robust and reliable delivery of high power laser beams in industrial, scientific, and defense applications.

Frequently Asked Questions

What are high power collimators and focusers (pigtail style) used for?
High power collimators and focusers in pigtail style are optical devices designed to collimate or focus light exiting a fiber to a specific beam diameter or spot size. They are commonly used in fiber optic device packaging, source to fiber coupling, laser marking, laser machining, and integration with devices such as wavelength division multiplexors, isolators, splitters, and integrated optics.
What wavelength range do these high power collimators and focusers support?
These collimators and focusers support a wide wavelength range from 200nm to 2100nm, making them suitable for a variety of laser and fiber optic applications across the UV, visible, and infrared spectra.
What types of fibers are compatible with these collimators and focusers?
The devices are compatible with singlemode, multimode, polarization maintaining (PM), and large mode area (LMA) fibers, providing flexibility for different optical setups and requirements.
How do I choose the right beam diameter or spot size for my application?
The collimated beam diameter and spot size depend on the focal length of the lens, the core diameter of the fiber, and the fiber's numerical aperture (NA). OZ Optics provides formulas and standard tables to help calculate the appropriate parameters. For collimators: BD(mm) = 2 x f(mm) x NA. For focusers, geometric optics lens formulae are used. It's important to refer to the manufacturer's tables for precise definitions and conversion factors.
What are the key features of these high power collimators and focusers?
Key features include high power handling, rugged and compact design, low insertion loss, low backreflection (as low as -60dB), wide wavelength and beam diameter ranges, availability of various lens types (aspheric, plano-convex, C-lens, Axial GRIN, biconvex), and diffraction-limited optics—all at a low cost.
What is the typical backreflection and polarization extinction ratio for these devices?
The typical backreflection values are -40dB and -60dB, which help minimize signal loss and interference. The polarization extinction ratios are available in 20, 25, or 30dB, ensuring high polarization performance for sensitive applications.
Are these collimators and focusers suitable for high power laser applications?
Yes, these collimators and focusers are specifically designed for high power handling, making them ideal for use with laser diodes, fiber lasers, and other high-power fiber optic systems. Their rugged construction and low backreflection further enhance their suitability for demanding laser applications.

Got more questions? Use the inquiry form to ask the supplier directly.

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