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  • Optics

    • Optics & Design

    Recent

    (Image credit: L. Guarneri et al., Nano Lett., 24, 21, 6240–6246 [2024]; https://doi.org/10.1021/acs.nanolett.4c00694)
    A microscope image of the thinnest lens in the world.
    (Image credit: L. Jay Guo Laboratory, U-M Engineering)
    2410lfw_wn_3
    (Image credit: Metalenz)
    (Image credit: Edmund Optics)
    (Image credit: VPIphotonics)
    (Image credit: Adobe Stock | #70060409)

    Highlights

    (Image credit: Dyoptr)
    Software & Accessories

    Next-gen optical design software

    Akash Arora
    Feb. 12, 2024
    Multisequential, object-based architecture for modeling optical systems improves sequential optical design, analysis, optimization, and tolerancing capabilities with one program...
    (Image credit: Zubin Jacob research group/Purdue University)
    Optics

    Spinning meta-optics for spectro-polarimetric thermal imaging?

    Sally Cole Johnson
    Feb. 1, 2024
    Purdue University researchers merge optical engineering with cutting-edge computational imaging techniques—a spinning metasurface stack breaks thermal light down into its spectral...
    Optics

    Can you read a spot diagram?

    Shane Santi
    Dec. 19, 2023
    To choose the best optical design, buyers and engineers must be able to assess spot-diagram claims.
    (Image credit: Everix Optical Filters)
    Optics

    Changing the paradigm for ultra-thin, high-performance polymer interference filter manufacturing

    Hooman Banaei
    Dec. 18, 2023
    A new method of making this vital optical system component reduces the production time to hours, not days, and increases design flexibility.
    (Photo credit: Metalenz)
    Executive Forum

    Looking beyond the incremental: Reimagining optical devices

    Jose Pozo
    Dec. 7, 2023
    Rob Devlin, co-founder and CEO of Metalenz, shares the significant people that forged his path to developing one of the most promising optics companies in the world today.
    (Courtesy of DCM Tech)
    FIGURE 1. With motion control resolution of .0001 in. on the z-axis, the DCM Tech rotary surface grinder is accurate and repeatable.
    Optics

    A focus on precision photonics grinding

    Mike Anderson
    April 28, 2023
    This Q&A article discusses the advantages of precision grinding.
    FIGURE 1. The fly-eyes relay optical schematic.
    Optics

    Design of a multichannel illumination optical system

    Lev Ryzhikov
    April 18, 2023
    This article provides a look at how the use of a “fly-eyes” relay optical system could help solve difficult semiconductor applications.
    3 D Optix
    Software & Accessories

    Optical design collaboration platform offers downloadable designs

    LFW Staff
    April 5, 2023
    The 3DOptix Warehouse platform allows optical engineers, application engineers, and system engineers to collaborate and share ideas.
    FIGURE 1. A ray trace of the marginal ray through a lens shows the position error at focus (image plane), with LSA and TSA labeled.
    Optics

    How can you tell if you really need an aspheric lens?

    Gary Herrit
    March 16, 2023
    Focused beam metrics are crucial for evaluating lens types for laser applications.