{"product_id":"1300-2000nm-chirped-mirror-70fs","title":"1300-2000nm Chirped Mirror -70fs²","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe 1300-2000nm Chirped Mirror -70fs² is a high-performance dielectric chirped mirror engineered for compression and dispersion management in near-infrared ultrafast laser systems. Center wavelength 1400 nm with reflectance bandwidth spanning 1000–1800 nm. Group delay dispersion of \u003cstrong\u003e-70 fs²\u003c\/strong\u003e per bounce enables stretching, compression, and chirped-pulse amplification across the 1000–2000 nm window served by Er:fiber, Tm:fiber, Cr:Forsterite, and OPCPA architectures.\u003c\/p\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEr:fiber and Tm:fiber CPA stretcher–compressor dispersion matching\u003c\/li\u003e\n\u003cli\u003eTelecom-band femtosecond OPCPA dispersion engineering\u003c\/li\u003e\n\u003cli\u003eCr:Forsterite oscillator intra-cavity GDD compensation\u003c\/li\u003e\n\u003cli\u003eSub-100 fs NIR pulse compression for spectroscopy and microscopy\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 diameter × 6.35 mm thick\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e Dielectric Coating, R\u0026gt;99.2%@1000-1800nm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAngle of incidence:\u003c\/strong\u003e 5° (P-polarization)\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\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 UVFS substrate.\u003c\/p\u003e","brand":"WaveQuanta","offers":[{"title":"Default Title","offer_id":47473870078106,"sku":"PC1816-25.4-6.35","price":1026.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/15_08235338587685698_350.png?v=1772511867","url":"https:\/\/waveqvanta.com\/products\/1300-2000nm-chirped-mirror-70fs","provider":"WaveQuanta","version":"1.0","type":"link"}