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Let's Talk About Metalenses
MAY
29
10:00 AM EDT
From the moment of their initial introduction, metalenses have ignited the creative minds of engineers working in the realms of optics and photonics. LightTrans International’s team, the...
on demand
Optical Filters: Application and Design Considerations
Optical filters can discretely transmit or reject specific wavelengths or ranges of wavelengths of light. Utilizing this capability in photonics-based instruments creates the need for a better...
on demand
Profiling Tightly Focused Beams in 2D Using Camera-Based Beam Profilers and Magnification Optics
Beam profilers are critical tools for characterizing lasers and light sources, whether the goal is to gain fundamental knowledge during research and development, to set important design parameters...
on demand
Custom Optics Unleashed: Rapid Prototyping and Engineering
When designing an optical system, the use of catalog optics shortens lead times and can decrease bill of material (BOM) costs. However, it can be challenging to find a product that meets all the...
on demand
High-Resolution Measurement of Film Thickness and Refractive Index for Silicon Photonics and Planar Waveguide Applications
Silicon photonics and planar waveguide technologies have become integral components in the rapidly evolving landscape of optical communication, sensing, and integrated photonics. Planar waveguides...
on demand
Design and Optimization of Optical Waveguides
Optical waveguides are important building blocks for many optical devices and systems. Well-known applications range from basic optical fibers to more complex multiphysical components, such as...
on demand
Mastering Diffraction Gratings: Selection and Integration Techniques for Analytical Instrumentation
Imagine optical elements that rival lenses or mirrors superimposed with a precise pattern of microscopic periodic structures. These are diffraction gratings that can be used in a wide range of...
on demand
Unlocking the Future of Low-SWaP Thermal Imaging: Design Challenges and Performance
Nissim Asida reviews recent breakthroughs in IR zoom lens development, addressing the demanding requirements for reduced size, weight, and power (SWaP) while enabling high-resolution vision and...
on demand
Stigmatic Optical Imaging: The Past, Present, and Future
The exact equation to design a stigmatic lens has recently been discovered and extensively studied. This equation allows researchers to explore several stigmatic optical systems and shows that these...
on demand
Motorized and Calibrated Lenses for Machine Vision Applications
Many applications have benefited from motorized varifocal lenses that allow automatic or remote adjustment of focus distance and field of view. Applications may need to change the focal length or...
on demand
Lens Requirements for Different Harsh Environment Applications
The growth of automated systems has introduced machine vision into new applications outside of traditional, controlled environments. These new applications are often exposed to harsh conditions...
on demand
Optics and Cameras with Liquid Lens Technology: A Perfect Synergy to Take Vision Systems to the Next Level
Liquid lenses are arguably among the most popular trends in the field of machine vision as they ensure high precision, high speed, and maximum versatility. Mondadori discusses how this technology can...
on demand
Tunable Lenses Magnify Possibilities of Spectroscopy Applications
Spectroscopic market growth has been noticeable in recent years, specifically in Raman-based applications such as authentication and counterfeit detection, incoming quality control, and airport and...
on demand
Understanding the Modulation Transfer Function and Beginning the Lens Selection Process
Stuart Singer of Schneider Optics, Inc. discusses how to understand the modulation transfer function (MTF) with respect to lens performance, while avoiding complex math such as fast Fourier...
on demand
Key Considerations for Part and Sample Holding in Interferometric Characterization
Interferometry is a powerful tool when used to characterize optical surface form errors, as well as accumulated errors, when measuring transmitted wavefronts. Opticians and engineers have many...
on demand
How to Boost Your Objective Lens Assembly with State-of-the-Art Alignment Technology
The construction of high-quality lenses is considered the supreme discipline in classic optics production. In addition to the growing demand for lenses with increased imaging quality, manufacturing...
on demand
Light-Weighting Optical Systems for Optimal Size, Weight, and Performance
Multiple industries are now requiring high performance from their optical systems while also minimizing the size, weight, and power of system designs. To meet these engineering challenges, a process...
on demand
Multi-Immersion Lenses for Cleared-Tissue Imaging
A simple design trick enables an objective lens to work in any dipping medium, unlike other multi-immersion objectives with limited refractive index range. Daniels describes the design trick and its...
on demand
Noncontact Optical-Based Metrology for Microlens Characterization
Microlenses are critical components used in a wide variety of consumer devices and industrial sensors, ranging from cellphone cameras and virtual reality goggles to 3D displays and advanced...
on demand
Computational Meta-Optics Enable Ultrathin Cameras for Full-Color Imaging
High-quality cameras increasingly depend on extended systems of intricately optimized, aberration-correcting lenses. Unlike conventional lenses, metaoptics leverage subwavelength scatterers to...
on demand
Understanding Tolerance Sensitivity in Imaging Lenses to Respond to Sensor Advancements
Advancements in sensor technologies have introduced new requirements for the imaging lenses used with them. These developments make understanding the impact of manufacturing tolerances on lens...
on demand
Sensor Advancements and How They Affect the Selection of Optics
Recent advancements in imaging sensors have allowed machine vision systems to achieve high levels of performance that were previously unattainable. However, these sensor advancements complicate the...
on demand
KEYNOTE: Flat Optics: From Metalenses and Cameras to Structured Light and Dark
Metasurfaces are sub-wavelength spaced arrays of nanostructures that enable the design of ultrathin optical components with superior aberration control and ease of optical alignment compared to...
on demand
Practical Implementations of Metasurfaces and Challenges in Scaling Production
Metasurfaces are optical elements that consist of sub-wavelength features on a planar substrate. With appropriate design, metasurfaces can be tailored to achieve a variety of optical functions,...
on demand
Integrating Telecentric Optics for Machine Vision
Telecentric optics technology is widely used in machine vision. Its success is mainly due to telecentric lenses' magnification, which remains constant when the object-to-lens distance changes....
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(55 results found)
May 2024
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