If drivers come to rely on the night vision device, for example, they might drive too fast at night, says Adrian Lund, senior vice president of the Insurance Institute for Highway Safety.

• 高速公路安全保席协会咨深副总裁阿德里安·伦德举例说，如果司机开始依赖夜视装置的话，他们就可能在夜间把车开得太快。