Amazing Pendulum Wave Effect!
(引用自: https://www.youtube.com/watch?v=7_AiV12XBbI)
看著看著, 十分療癒啊!
還有戶外超大型的:
Ghent Light Festival 2015 – 42 – Ivo Schoofs – Large Pendulum Wave
(引用自: https://www.youtube.com/watch?v=2c5GX87zQTY)
Pendulum Waves in HDR
(引用自: https://www.youtube.com/watch?v=_4ICFmAr_DQ)
中大科教有介紹說明這個物理學資料:
http://phy.tw/%E7%A7%91%E5%AD%B8%E5%AF%A6%E9%A9%97/item/95-2016-06-12-16-43-41
