Advances in Optics - June 2020

From Automotive LiDAR to Cubesats & space communications to smart cameras for robots, optics technology is enabling exciting new applications across a range of industries. Read all about it in this Special Report, a compilation of recent articles from the editors of Tech Briefs and Photonics & Imaging Technology.
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Overview
The June 2020 Special Report on Advances in Optics presents a comprehensive overview of the latest innovations and trends in optical technologies, emphasizing their applications across various industries, including consumer electronics and aerospace. The report highlights the critical role of optics in enhancing device performance, particularly in the context of miniaturization and energy efficiency.
One of the key features discussed is the development of precision anamorphic micro-optics, which are essential for consumer-level laser applications. These micro-optics enable more accurate and efficient laser performance, catering to the growing demand for high-quality optical systems in everyday devices.
The report also addresses the increasing importance of custom optics in aerospace applications. As the industry evolves, there is a significant push for tailored optical solutions that can withstand the unique challenges of aerospace environments, such as extreme temperatures and pressures. The report outlines key trends in this area, including the integration of advanced materials and manufacturing techniques to produce high-performance optical components.
Another significant topic covered is the design of energy-efficient critical angle lens reflectors. These reflectors are crucial for optimizing light collection and distribution in various applications, from lighting systems to optical sensors. The report emphasizes the need for innovative designs that minimize energy loss while maximizing optical performance.
In addition to these features, the report includes application briefs on several cutting-edge technologies. One such brief discusses the additive manufacturing of precision optics at the micro and nanoscale, which allows for the creation of complex optical structures that were previously difficult to produce. This advancement opens new avenues for custom optics and enhances the capabilities of optical systems.
The report also highlights the importance of proper design and specification of aspheric lenses, which are critical for improving image quality in optical devices. Aspheric lenses reduce optical aberrations and enhance performance, making them a vital component in high-quality imaging systems.
Furthermore, the report explores hydrophobic and oleophobic coating technologies for polymer optics, which improve the durability and functionality of optical components by repelling water and oils. These coatings are particularly beneficial in consumer electronics, where device longevity and performance are paramount.
A notable tech brief discusses the development of a cryogenic near-field optical microscope that images the dynamics of graphene plasmons. This innovative tool allows researchers to study the propagation of nanolight in graphene, providing insights that could lead to advancements in sensing, imaging, and signal processing.
The report also touches on the advancements in optical distance measurement technologies, which have achieved record-high speeds. These technologies are crucial for applications in telecommunications and precision measurement, where accuracy and speed are essential.
Overall, the June 2020 Special Report on Advances in Optics encapsulates the dynamic landscape of optical technology, showcasing how ongoing research and development are driving innovation across multiple sectors. The integration of advanced materials, precision engineering, and novel manufacturing techniques is paving the way for the next generation of optical devices, enhancing performance and efficiency in an increasingly technology-driven world.

