{"product_id":"800nm-chirped-mirror-70fs-1","title":"800nm Chirped Mirror PC1451-L-12.7-6.35","description":"\u003cdiv\u003e\n  \u003ch3\u003eOverview\u003c\/h3\u003e\n  \u003cp\u003eThe \u003cstrong\u003e800nm Chirped Mirror -70fs² (PC1451-L-12.7-6.35)\u003c\/strong\u003e from Ultrafast Innovations delivers precisely controlled negative group delay dispersion (GDD) of \u003cstrong\u003e-70 fs² per bounce\u003c\/strong\u003e centered at 825 nm, engineered for fine-tuned dispersion management in Ti:Sapphire oscillators and chirped pulse amplification (CPA) systems. This broad-band dispersive mirror (BBDM) operates across a 650–1000 nm wavelength range, making it ideal for standard sub-100 femtosecond pulse compression where moderate GDD compensation is required without excessive bounces.\u003c\/p\u003e\n  \u003cp\u003eAt -70 fs² per reflection, this chirped mirror strikes an optimal balance between compact cavity design and effective GVD compensation. Unlike higher-magnitude GDD mirrors requiring fewer bounces but greater sensitivity to alignment, or ultra-low GDD mirrors demanding impractically long beam paths, this \u003cstrong\u003e825nm chirped mirror\u003c\/strong\u003e configuration enables approximately 86 reflections to compensate 6000 fs² of material dispersion—practical for multi-pass amplifier architectures and oscillator intracavity compensation. The 99.8% reflectance across the full bandwidth minimizes loss accumulation in multi-bounce geometries essential for OPCPA and OPA pumping systems.\u003c\/p\u003e\n  \n  \u003ch3\u003eApplications\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTi:Sapphire oscillator intracavity dispersion management\u003c\/strong\u003e for sub-50 fs pulse generation with fine GDD tuning\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMulti-pass CPA compressor stages\u003c\/strong\u003e requiring moderate negative dispersion compensation between 700–900 nm\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOPCPA pump line dispersion control\u003c\/strong\u003e for temporal synchronization in parametric amplification at 800 nm\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUltrafast beam transport\u003c\/strong\u003e in Ti:Sapphire amplifier chains compensating for material GVD in optics and gain media\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eConstruction \u0026amp; Performance\u003c\/h3\u003e\n  \u003cp\u003eManufactured on 12.7 mm diameter, 6.35 mm thick UVFS substrates, this mirror features ion beam sputtered (IBS) multilayer coatings optimized for P-polarization at 5° angle of incidence (AOI). The coating maintains R \u0026gt; 99.8% from 650–1000 nm with LIDT rated at 0.2 J\/cm² for femtosecond pulses. The precision thin-film design ensures flat GDD response across the operational bandwidth, critical for preserving pulse fidelity in \u003cstrong\u003eGDD compensation\u003c\/strong\u003e applications demanding minimal higher-order dispersion.\u003c\/p\u003e\n  \n  \u003ch3\u003eStorage \u0026amp; Handling\u003c\/h3\u003e\n  \u003cp\u003eOperate at 25 °C, 40–60% RH. Clean only with \u0026gt;99% optical-grade ethanol and lint-free lens tissue using single-pass drag method. Avoid abrasive cloths and water.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Ultrafast Innovations","offers":[{"title":"Default Title","offer_id":47948106924186,"sku":"PC1451-L-12.7-6.35","price":366.0,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/800nm-chirped-mirror-render_893cf299-bec7-4172-bf89-7f245b832ca1.png?v=1777648105","url":"https:\/\/waveqvanta.com\/products\/800nm-chirped-mirror-70fs-1","provider":"WaveQuanta","version":"1.0","type":"link"}