{"product_id":"2000-5000nm-chirped-mirror-400fs","title":"2000-5000nm Chirped Mirror 400fs²","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe 2000-5000nm Chirped Mirror 400fs² is a dielectric chirped mirror engineered for dispersion management in mid-infrared (MWIR) ultrafast laser systems. Reflectance band 2700–3700 nm centered near 3200 nm. Group delay dispersion of \u003cstrong\u003e+400 fs² per bounce\u003c\/strong\u003e serves as a stretcher \/ pre-compensation element 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\u003eMWIR CPA stretcher (+400 fs²\/bounce)\u003c\/li\u003e\n\u003cli\u003eCr:ZnSe \/ Cr:ZnS fs amplifier dispersion engineering\u003c\/li\u003e\n\u003cli\u003eMid-IR OPCPA dispersion pre-compensation\u003c\/li\u003e\n\u003cli\u003eSub-100 fs 3.2 µm pulse engineering\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, 25.4 mm × 6.35 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Dielectric Coating, R\u0026gt;99.9%@2700-3700nm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngle of incidence:\u003c\/strong\u003e 5°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolarization:\u003c\/strong\u003e P,S\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":47473870667930,"sku":"HD2031-25.4-6.35","price":854.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/15_08235368647054299_350.png?v=1772511897","url":"https:\/\/waveqvanta.com\/products\/2000-5000nm-chirped-mirror-400fs","provider":"WaveQuanta","version":"1.0","type":"link"}