德国倍乐福照明和真空技术有限公司成立于1968年，是ushio集团的子公司。坐落于德国慕尼黑附近的施泰霍尔，规模中等，是世界的特种民用光源生产厂家。 since its foundation in 1968, blv licht-und vakuum-techik gmbh has continuously developed into a special general lighting lamp manufacture with worldwide activities. the medium-sized enterprise is a subsidiary of the ushio group. blv lamps are designed and manufactured in the plant at steinhoering near munich, germany. 本产品的加工定制是否，品牌是blv，型号是mr11背涂色灯杯，类型是照明卤钨灯泡，功率是20w/35w，防护等级是ip20，灯头型号是gu4，额定电压是12（v），玻壳外径是35（mm），长度是35（mm），寿命是1500（h）