抄録
This paper describes development and practical use of a very small sized camera which can
be attached to sports referee and capture “the referee's eye” for live broadcasting. The camera has
HD-SDI(1080/59.94i) output at light weight (40g),very small size (45x26x26mm) and has been in
practical use for live sports broadcast from 2015.By this development, the viewers came to be able to
enjoy a reality picture of the referee's glance.