{"appears_in":[{"position":2,"ranking_slug":"best-home-projectors-2026","ranking_title":"2026 年家用投影仪怎么选：CVIA 亮度、显示技术、安装方式三项定生死，10 款横向对比","score":9,"url":"https://buyranker.com/ranking/best-home-projectors-2026"}],"brand":"当贝（Dangbei）","buy_url":null,"canonical_url":"https://buyranker.com/product/dangbei-d7x-pro-high-brightness","category":{"name":"投影仪","slug":"projector"},"cons":["双 6W 音响偏弱","三色激光 DLP 对彩虹纹敏感人群需试看"],"description":null,"id":"748909b8796d191cd7ceb6057217c4ea","image_url":null,"name":"当贝 D7X Pro 超亮版","official_url":null,"price":{"currency":"CNY","max":3799,"min":3799},"pros":["亮度在 4000 元内领先","光学变焦 + 全自动校正对焦","当贝系统体验成熟","145° 云台免垫高"],"release_year":2026,"slug":"dangbei-d7x-pro-high-brightness","specs":{"亮度":"1700 CVIA / 1900 ISO","光源":"QuaLas 42 纯三色激光","系统":"当贝 AI OS 6.0","色域":"110% BT.2020，ΔE<1","音响":"双 6W","分辨率":"4K","对比度":"动态 50000:1","投射比":"0.98～1.3:1 光学变焦","显示芯片":"0.39 英寸 DMD","处理器 / 存储":"MT9 系处理器，2GB + 64GB"},"summary":"0.39 英寸 DMD、QuaLas 42 三色激光、1700 CVIA 的 4K 投影仪。"}