Recently, in a class at Zhejiang University, nearly 200 students received a special meeting ceremony - a pair of 3D glasses. Some students immediately put on glasses in surprise, and some are taking photos to make friends circle "cool".
In fact, this 3D glasses is one of more than 100 sets of items in this class, as well as opal rings, telescopes, polygons, 3D cameras, high-speed cameras and more. This has caused many students who have not chosen to go to class to become "sour".
This course is called "Visual Mystery and Application". It started in 2013. In the past 6 years, the popularity of this course has increased in Zhejiang University. The number of students in each semester has grown from the initial 100 to nearly 200 now.