北美OTDR市场消耗量自1996年以来一直在稳步增加，1996年为2．803亿美元，到2006年将增加到30．66亿美元，其中模块OTDRS的消耗量将从6880万美元增加到8．834亿美元，小型OTDRs（mini－－OTDRs）的用量从2780万美元增加到3．224亿美元。从应用领域来看主要集中在电信。电信领域 North American OTDR market consumption has been steadily increasing since 1996, at $ 280.3 million in 1996 and to $ 3.066 billion by 2006, with module OTDRS consumption rising from $ 68.8 million to $ 8. US $ 83.4 billion and mini - OTDRs increased from US $ 27.8 million to US $ 322.4 million. From the application point of view mainly in telecommunications. Telecommunications field