{"product_id":"2000-5000nm-chirped-mirror-250fs-2","title":"2000-5000nm Chirped Mirror -250fs²","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe 2000-5000nm Chirped Mirror -250fs² is a dielectric chirped mirror engineered for dispersion management in mid-infrared (MWIR) ultrafast laser systems. Reflectance band 1700–2700 nm centered near 2200 nm. Group delay dispersion of \u003cstrong\u003e-250 fs² per bounce\u003c\/strong\u003e serves as a compressor for Cr:ZnSe \/ Cr:ZnS, OPO \/ OPA, Tm:fiber \/ Ho:fiber, and Ho:YAG \/ Er:YAG architectures that demand sub-100 fs control at telecom-extended and mid-IR wavelengths.\u003c\/p\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLarge-aperture Tm:fiber \/ Ho:fiber CPA compressor\u003c\/li\u003e\n\u003cli\u003eHigh-energy mid-IR pulse engineering (80 mm aperture, -250 fs²)\u003c\/li\u003e\n\u003cli\u003eIndustrial 2 µm fs laser system beam routing\u003c\/li\u003e\n\u003cli\u003eMWIR OPCPA dispersion compensation at high pulse energies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eConstruction \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubstrate:\u003c\/strong\u003e UVFS, 80 mm × 20 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Dielectric Coating, R\u0026gt;99.2%@1700-2700nm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngle of incidence:\u003c\/strong\u003e 0°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolarization:\u003c\/strong\u003e P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamage threshold:\u003c\/strong\u003e 0.2 J\/cm² @ 800 nm reference (fs pulses)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eStorage \u0026amp; Handling\u003c\/h3\u003e\u003cp\u003eStore in low-humidity dry cabinet with optical-grade lens tissue protection. Handle by the edges only — coating surface contact will degrade reflectance and damage threshold. Clean with high-purity acetone or methanol using the drop-and-drag technique; never wipe across the coated face. Avoid extreme temperature gradients that can cause stress birefringence in the substrate.\u003c\/p\u003e","brand":"WaveQuanta","offers":[{"title":"Default Title","offer_id":48011179524250,"sku":"PC1741-80x20-20","price":1098.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/ufi-cm2000-pc1741-80x20-20-main.png?v=1778483559","url":"https:\/\/waveqvanta.com\/products\/2000-5000nm-chirped-mirror-250fs-2","provider":"WaveQuanta","version":"1.0","type":"link"}