RPMC Lasers Blog

    Why is Polarization Switching Unsuitable for Interferometry?

    A common problem for HeNe laser customers is the issue of polarization switching, which is the sudden change of the polarization of different modes, especially in shorter tubes, which can be particularly detrimental when operating frequency stabilized

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    Laser Diode Fundamentals: What are Longitudinal Modes?

    Laser diodes must meet two critical requirements to facilitate the lasing process. The first requires that, at a minimum, the laser cavity's gain increases to the point that it reaches unity with the level of losses. This unity state is known as the...

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    Raman Spectroscopy: Why Are Picosecond Pulses Superior to Femtosecond?

    Spectroscopy is a class of analysis methods meant for chemical species identification and concentration measurement, based on emission spectra detection, if irradiated by an adequate light source. Fluorescence-based spectroscopy is one of the...

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    NEW Whitepaper: Fundamentals of Confocal Raman Microscopy

    At RPMC, we are excited to announce the release of our newest white paper titled "Fundamentals of Confocal Raman Microscopy."  While there are many white papers out there which focus heavily on the spectroscopy aspects of this application, we have...

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    How Does Concatenation Enhance Raman Spectroscopy?

    In previous blogs, we've explained the basics of Raman Spectroscopy, various trade-offs that exist when selecting the laser type (Multi-mode vs. Single-mode Lasers for Raman Spectroscopy), and laser wavelength (The Influence of Laser Wavelength on...

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    What Are the Critical Laser Source Requirements for Laser Designation?

    Combat zones can be extremely chaotic. With a massive influx of sensory input, implementing clear communication, rugged tools, and reliable instrumentation is key to a successful mission. One of the most challenging tasks in any aerial combat...

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    The NEW ALCOR 1064nm 5W Femtosecond Laser for Multi-Photon Microscopy!

    The ALCOR laser series from SPARK Lasers just received a nice power boost! This series, offered in a dual 920nm and 1064nm wavelength configuration up to 2W, or a single wavelength configuration with up to 4W at 920nm, now expands it's offerings to 5W...

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    Key Laser Requirements for Bathymetric and Topographic LiDAR

    Shortly after the invention of the first laser, a relevant application enabled by the availability of coherent light, called time-of-flight, emerged. ToF is the precise measurement of the round-trip time of a laser pulse from the source to the target...

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    Advantages of Two-Photon Microscopy Utilizing Femtosecond Fiber Lasers

    Traditional microscopy is the technical field of using microscopes to view objects and areas (mostly cells) that are not within the resolution range of the naked eye. Compound microscope designs feature objectives and condensers, but also consists of...

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    How Can This Flexible, 2300-211nm, High-Energy ns Laser Series Meet Your Unique Needs?

    Quantum Light Instruments' (QLI's) main product family is the Quantas Series.  This family of lasers offers compact, air-cooled, high-energy, low rep rate, DPSS lasers at the fundamental wavelengths of 1064 and 1053nm, and the standard harmonics...

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    Why is a Low Jitter Feature Important in Actively Q-switched DPSS Lasers?

    In actively Q-switched lasers, the user controls the pulsed laser output, so that no laser pulse emission occurs without providing a proper input signal, aka "the trigger". Due to the trigger signal propagation through the interface electronics, the...

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    RPMC Now Offers Vertical-Cavity Surface-Emitting Lasers (VCSELs)!

    RPMC is excited to announce a partnership with BrightLaser! Through RPMC, BrightLaser now offers Vertical-Cavity Surface-Emitting Lasers (VCSELs)!

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    How Can Eblana Help Your Gas Sensing and Other Applications Succeed?

    Single frequency lasers have long been the cornerstone of standoff gas detection applications, particularly in traditional LIDAR (Light Ranging and Detection), DIAL (Differential Absorption LIDAR), and TDLAS (Tunable Diode Laser Absorption...

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    ID Card Marking - How Does Pulse Energy Modulation Affect Mark Quality?

    For security purposes, ID cards often require some form of unique identifier and tamper-proof security features, designed to mitigate the potential for alteration and counterfeiting. Laser sources play an essential role in this regard, providing a...

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    Compact, Flexible, Field-upgradable LaserBoxx Multi-Wavelength Combiners

    The LaserBoxx L6Cc and L4Cc laser beam combiner series, from Oxxius, is a compact and flexible all-in-one multi-color laser source. These fully integrated packages utilize a dichroic combining technique with up to 6 different diode and/or DPSS...

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    Context-Dependent Sensory Processing Across Primary and Secondary Somatosensory Cortex

    Are you looking for a high-power, high repetition rate, femtosecond laser for your bioimaging application? Check out our newest white paper, titled "Context-Dependent Sensory Processing Across Primary and Secondary Somatosensory Cortex." This...

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    Peak Power and Average Power in ns and Sub-ns Lasers

    A significant and well-recognized difference between lasers and conventional, incoherent light sources, is the ability to concentrate laser emission in short pulses, with durations going down to a few femtoseconds, containing potentially only a few...

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    Highly Efficient and Passively Cooled Next-Gen 275W Diode Laser

    Jenoptik is now offering the JOLD-275-CPNN-1L, their latest development in the field of high-power laser sources for industrial material processing, medical, and life science applications. Thanks to Jenoptik's patented mounting and bonding...

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    High-Energy Q-Switched Lasers for Harmonic Generation - Part 2

    In our last blog post, we highlighted the benefits of high-energy q-switched lasers for harmonic generation.  In that article, we reviewed how q-switched lasers work and why the resultant short duration, high-energy pulses are required for...

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    Why Choose LDX Optronics?

    LDX Optronics and RPMC Lasers have been partnered together since the late ’90s to provide customers with the broadest selection of diode wavelengths and packaging configurations on the market.  Over the course of our nearly 25-year relationship with...

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    The three most common mistakes when mounting and heatsinking a TO-can

    Diode lasers come in a wide variety of packaging configurations. Each package type provides different pros and cons when it comes to beam delivery, heat sinking, integration, and so on.  The two most common packages for what we call “component level”...

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    Choosing the Right Connector for Your Fiber-Coupled Laser Diode blog

    Having trouble deciding which fiber-coupling connection is best for you? Check out our newest white paper, titled “Choosing the Right Connector for Your Fiber-Coupled Laser Diode."  In this paper, we review:

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    RPMC Now Offers SLEDs - Superluminescent Laser Diodes!

     LUXMUX, our newest exclusive partner, brings an exciting new product line to our already robust product portfolio! Through RPMC, LUXMUX now offers fiber-coupled, ultrawide spectrum, tunable BeST-SLED laser products, including their full line of both...

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    High-Energy Q-Switched Lasers for Harmonic Generation - Part 1

    Solid-state lasers offer many advantages over other laser sources. One of their most unique benefits is the ability to produce extremely high pulse energy.  Solid-state lasers can achieve this through q-switching, which is a process where the...

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    Why should single-mode fibers have an angle polished?

    When you look through a window at night and see your reflection, that is because on average 4% of the incident light is reflected at the interface between air and glass.   While 4% may seem like a small amount when dealing with lasers, a 4% back...

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