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Search Results for: Metrology Lasers (80)

LIDT for Ultrafast Lasers

The short pulse durations of ultrafast lasers make them interact with optical components differently, impacting the optic’s laser damage threshold.

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Basics of Ultrafast Lasers

Master the fundamentals of ultrafast lasers and how to choose optics that can withstand their high powers and short pulse durations.

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Fundamentals of Lasers

Lasers can be used for a variety of applications. Learn how lasers work, different elements, and the differences between laser types at Edmund Optics.

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Metrology for Laser Optics

Metrology is critical for ensuring that optical components consistently meet their desired specifications, especially in laser applications.

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Characteristics of 2µm Lasers

Laser Optics for 2μm lasers require very specific types of materials such as fused silica and germanium. Learn more at Edmund Optics.

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Challenges of Specifying LIDT for CW Lasers

The LIDT of continuous wave (CW) lasers is dependent on laser power, beam diameter, and other use parameters.

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Quantum Cascade Lasers

Quantum cascade lasers (QCLs) are IR lasers that utilize tens or hundreds of quantum wells to decouple the emission wavelength from the bandgap energy.

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Ultrafast Lasers – The Basic Principles of Ultrafast Coherence

Advances in laser technology have made it possible to produce pulses ranging from a few femtoseconds to tens of attoseconds. Learn more at Edmund Optics.

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Common Laser Types

Understanding the most common laser sources, modes of operation, and gain media provides the context for selecting the proper laser for your specific application.

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Different Types of LIDT Specifications

Not all optical components are tested for laser-induced damage threshold (LIDT) and testing methods differ, resulting in different types of LIDT specifications.

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Large Aspheres: Enabling High-Power Optical Systems

Large diameter aspheric lenses enable high-power optical systems, but several key considerations must be taken into account during their fabrication process.

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Ultrafast Dispersion

The short pulse durations of ultrafast lasers lead to broad wavelength bandwidths, making ultrafast systems especially susceptible to dispersion and pulse broadening.

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Superpolished Optics

Superpolished optics with ultra-low surface roughness minimize scatter in optical systems, which is critical in sensitive laser applications.

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Uncertainty in LIDT Specifications

Laser induced damage threshold (LIDT) of optics is a statistical value influenced by defect density, the testing method, and fluctuations in the laser.

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Understanding and Specifying LIDT of Laser Components

Laser induced damage threshold (LIDT) denotes the maximum laser fluence an optical component can withstand with an acceptable amount of risk.

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Subsurface Damage

Subsurface damage in optical components can lead to increased absorption and scatter, reducing system performance.

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Importance of Beam Diameter on Laser Damage Threshold

The diameter of a laser highly affects an optic’s laser induced damage (LIDT) as beam diameter directly impacts the probability of laser damage.

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Multiphoton Microscopy

Multiphoton microscopy is ideal for capturing high-resolution 3D images with reduced photobleaching and phototoxicity compared to confocal microscopy.

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Why Use a Flat Top Laser Beam?

Converting a Gaussian laser beam profile into a flat top beam profile can have numerous benefits including minimized wasted energy and increased feature accuracy.

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Laser Polarization: The Importance of Polarization in Laser Applications

Understanding the polarization of laser light is critical for many applications, as polarization impacts reflectance, focusing the beam, and other key behaviors.

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Group Delay Dispersion and White Light Interferometry

Understanding group delay dispersion (GDD) is critical for knowing how ultrafast laser pulses will be stretched or compressed.

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Why Laser Damage Testing is Critical for UV Laser Applications

Laser Induced Damage Threshold describes the maximum quantity of laser radiation an optic can take before damaging. Learn more at Edmund Optics.

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ISO Drawings for Aspheric Lenses

Aspheric lens drawings following the ISO 10110 standard are critical tools for communicating manufacturing and testing requirements for the lenses.

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Laser Damage Threshold Testing

Testing laser induced damage threshold (LIDT) is not standardized, so understanding how your optics were tested is critical for predicting performance.

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Understanding Optical Specifications

Do you want to know more about the importance of optical specifications? Learn the different types of specifications and their impact on your system at Edmund Optics.

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All About Aspheric Lenses

Learn all about the benefits of aspheres, their unique anatomy, how they're manufactured, and how to choose the right one for your system.

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Coherent® Laser Selection Guide

Compare Coherent Laser specifications with the Edmund Optics selection guide.

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Polarizer Selection Guide

Edmund Optics' Polarizer Selection Guide refines your search for a specific type of polarizer.

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Laser Power Density versus Energy Density

Power density, energy density, fluence, and irradiance are often incorrectly used in laser optics applications. Learn the correct definitions and usage.

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Understanding Surface Roughness

Surface roughness describes how a shape deviates from its ideal form. This is critical for controlling light scatter in laser devices and other optical systems.

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