Source: NASA Technology Transfer Program The Nonplanar Ring Oscillator Laser: A Compact and Stable Design Introduction A nonplanar ring oscillator (NPRO) laser is a type of laser oscillator known for its stable, compact, and rugged design. It utilizes a special monolithic structure that enhances its performance and reliability. Design and Operation The resonator of an […]
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Source: DisplayModule Informative Blog Post on Liquid Crystal Displays Liquid Crystal Displays: A Comprehensive Overview Introduction Liquid crystal displays (LCDs) are widely used in various electronic devices, ranging from smartphones to television sets. This blog post provides an in-depth look at the technology behind LCDs, their structure, types, and performance specifications. Structure of LCDs An
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Source: 3photon: crystals Optical Crystal Ovens: Temperature Control and Considerations Reasons for Operating Optical Crystals in Ovens Operating optical crystals in ovens at elevated and stable temperatures is essential for various reasons. Nonlinear crystals require specific temperature conditions for processes like frequency doubling. Hygroscopic materials such as BBO can attract moisture at room temperature, affecting
Source: Wikipedia Understanding Nonlinear Optical Crystals Introduction Optical crystals with nonlinear properties play a crucial role in various applications such as frequency conversion, electro-optic modulation, and laser gain media. These crystals exhibit unique optical nonlinearities that can be harnessed for different purposes. Properties of Nonlinear Crystals Nonlinear crystals are typically artificially created and possess properties
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Source: FLIR Laser Crystals in Solid-State Lasers Laser Crystals in Solid-State Lasers Introduction Laser crystals are essential components used as gain media in solid-state lasers. These optical crystals are typically doped with rare earth or transition metal ions to amplify light through stimulated emission. Common Laser-active Dopants Various rare earth ions such as neodymium, ytterbium,
Source: Femto Easy Understanding Optical Autocorrelators Introduction Optical autocorrelators are essential tools used for analyzing light, particularly for measuring the duration of ultrashort pulses in the picosecond or femtosecond range. These devices operate based on the principle of checking the correlation of the temporal pulse trace with itself. Autocorrelators come in different types, such as
Source: Wikipedia The Pockels Effect: An Insight into Electro-Optic Phenomena The Pockels Effect: An Insight into Electro-Optic Phenomena Introduction to the Pockels Effect The Pockels effect, named after the German physicist Friedrich Pockels who first described it in 1906, is a crucial phenomenon in the field of photonics. It refers to the linear electro-optic effect
Source: Forschungsverbund Berlin e.V. – News Exploring Ultraviolet Optics Innovations Hollow-Core Photonic Crystal Fiber Technology Hollow-core photonic crystal fibers guide light within a hollow channel enveloped by a microstructured cladding. This innovative technology offers precision and efficiency in photonics applications ranging from 213 nm to mid-infrared. Dielectric Mirrors and Multilayer Mirrors UltraFast Innovations (UFI®) provides
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Source: Nature The World of Bulk Lasers Understanding Bulk Lasers Bulk lasers are solid-state lasers that use a bulk piece of doped crystal or glass as the gain medium, rather than a waveguide structure. The laser resonator of a bulk laser typically consists of a laser crystal or glass, laser mirrors, and other optical elements
Source: Ferdinand-Braun-Institut Photonic Crystal Surface-Emitting Lasers Understanding Photonic Crystal Surface-Emitting Lasers Basic Architecture and Operation Principles Photonic crystal surface-emitting lasers (PCSELs) utilize a two-dimensional photonic crystal structure as the lateral cavity. The active layer beneath this structure provides laser gain through stimulated emission. The laser is pumped using metallic electrodes, and an optically transparent cladding
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