Why is Modulation Transfer Function (MTF) so important? ... - optical transfer function

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ZnSe offers high uniformity and homogeneity for imaging uses and low absorption and scatter for high-power laser applications; its visible light transmission simplifies optical system alignment. ZnSe is also non-hygroscopic and chemically stable.

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Use Germanium's unique combination of high refractive index and excellent hardness to build durable, low-power imaging and laser systems with a minimum component count.

Learn about the vertically integrated capabilities for material growth, fabrication, coating, and assembly, and rigorous QA at Coherent. Discover how these ensure the performance and reliability of our optics and minimize supply chain risks and uncertainties.

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Coherent routinely supplies ZnSe substrates up to 300 mm, and can provide sheet material, core-drilled blanks, edged blanks, generated curved lens blanks, and more.

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Choose ZnS for domes, windows, lenses and other transmissive optics whenever mechanical strength, hardness, or operation in harsh environments is required.

Enjoy the benefits of diamond's unique properties – very broad transmission range, extraordinary hardness, and high resistance to thermal shock and thermal lensing.

Coherent supports space-based applications with a broad range of components that operate successfully in an environment when there’s no chance for a second chance.

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Lasers with cutting-edge performance and industrial reliability from the pioneer in ultrafast lasers. Get better data faster and publish more.

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See how we’re helping professionals and institutions — from research facilities and OEMs to hospitals and dentists — achieve better outcomes.

Learn how we are enabling the next generation of high-speed optical transmission systems, networks, and datacenter solutions.

Get sources, electronics, and manufacturing tools for electronics products in health, transportation, and entertainment.

Use GaAs for transmissive and reflective optics in applications where mechanical hardness, mechanical strength, and abrasion resistance are important.

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Fabricate high-quality lenses, windows, output couplers, beamsplitters, and other optics with ZnSe produced by a leading manufacturer of the material.

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Build high-performance common aperture systems that operate across wavelengths ranging from 400 nm to 12 µm with minimal scatter and excellent mechanical properties.