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美國Danatronics
美國丹納（Danatronics）公司生產的視頻檢測內窺鏡在無損檢測行業享有盛名。長期以來，該產品一直以其出類拔萃的技術引領著行業的發展。丹納公司憑借著先進的管理、精湛的技術及四十多年的開發、研制及制造經驗，目前推出了一系列全新性能的視頻檢測內窺鏡，它采用了TFT-LDT顯示技術、CCD 攝像技術及數字技術。產品質量高度可靠；視頻圖像異常清晰，檢測功能非常強大，具有與計算機通訊功能。可應用于許多不同的場合，而且在惡劣的環境下，能保持最佳檢測性能。目前在全球已廣泛應用于工業（檢查機械、管道、容器、閥門和焊縫…）、建筑物（檢查墻后、天花板內的線路及管道…）、航空（檢查飛機機身，發動機及儀表盤…）、車輛（查看儀表盤下面和火花塞內部…）等的維護及公共安全行業檢查（搜尋與營救; 檢查車輛及犯罪現場…），并獲得全球用戶的高度好評。

Danatronics Corporation is a new high technology company specializing in the field of Non-Destructive Testing (NDT). We are very proud to introduce our new world-wide headquarters located at 150A Andover Street in Danvers, Massachusetts. We are located in the lower left, beautiful rounded glass section. Our Mission is to provide the highest level of product innovation and quality as well as an outstanding level of customer satisfaction. Danatronics corporation combines the experience of more than 45 years of NDT know-how in the areas of Ultrasonic transducers, thickness gages and flaw detectors as well as offerings in Hall-effect thickness gages and video inspection equipment. Our staff combines the talents of key personnel who have invented, developed, marketed and sold Ultrasonic NDT electronics on a global basis for the last four decades.