{"product_id":"optoma-zk521st-4k-uhd-5000-lumens-short-throw-laser-projector","title":"Optoma ZK521ST 4K UHD 5000 Lumens Short-Throw Laser Projector","description":"\u003cp style=\"margin:1em 0\"\u003eThe Optoma ZK521ST combines true 4K UHD resolution, powerful 5,000-lumen brightness, and a compact short-throw optical design to deliver exceptional visual performance across demanding commercial, education, and simulation environments. Its DuraCore laser light source provides up to 30,000 hours of virtually maintenance-free 24\/7 continuous operation while eliminating the ongoing cost and downtime of lamp replacements.\u003c\/p\u003e\u003cp style=\"margin:1em 0\"\u003eEquipped with a 0.79:1 throw ratio, four-corner correction, and vertical lens shift, this projector produces large, shadow-free imagery up to 300 inches even in confined spaces. Comprehensive connectivity and compatibility with Optoma Management Suite (OMS™) allow seamless remote monitoring, diagnostics, and centralized control across local networks.\u003c\/p\u003e\u003cp style=\"margin:1.4em 0 0.6em;font-weight:600;font-size:1.05em\"\u003eSpecifications\u003c\/p\u003e\u003cdiv style=\"margin:0 0 1.25em;max-width:100%\"\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eBrand\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003eOptoma\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eModel Number\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003eZK521ST\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eDisplay Technology\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003eDLP®\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eNative Resolution\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e4K UHD (3840 × 2160)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eBrightness\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e5,000 Lumens\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eContrast Ratio\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e300,000:1 (2,000,000:1 Dynamic)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eAspect Ratio\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e16:9\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eThrow Ratio\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e0.79:1\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eProjection Screen Size\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e30\" – 300\"\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eLight Source\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003eDuraCore Laser\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eLight Source Life\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003eUp to 30,000 Hours (Eco Mode)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eLens Shift\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003eVertical 104%–125%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eKeystone Correction\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003eVertical ±15°, Horizontal ±15°\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eNoise Level\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e29 dB\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eBuilt-In Speaker\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e15W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eProduct Weight\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e6.6 lb\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eVideo Inputs\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e2 × HDMI 2.0, 1 × VGA\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003eAudio \u0026amp; Control Ports\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003e2 × USB-A 2.0, 1 × 3D Sync Out, 1 × 3.5mm Audio Out, 1 × RJ45, 1 × RS232, 1 × 12V Trigger\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0;border-bottom:1px solid rgba(128,128,128,0.15)\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003e24\/7 Operation\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 16px;padding:7px 0\"\u003e\n\u003cdiv style=\"flex:0 0 200px;opacity:0.6\"\u003e360° Projection\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:0;word-break:break-word\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Optoma","offers":[{"title":"Default Title","offer_id":52610319483160,"sku":"OPTZK521ST","price":2199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0567\/9779\/0374\/files\/OPTZK521ST.jpg?v=1788472700","url":"https:\/\/buydirectny.com\/es\/products\/optoma-zk521st-4k-uhd-5000-lumens-short-throw-laser-projector","provider":"BuyDirect \u0026 Save","version":"1.0","type":"link"}