LED room (operating room with LED shadowless lamps) Floor area: 53.0 m2 Air- conditioning capacity: 5.6 kw×4 units Air volume in circulation: 3.963/4.680 m3/hr (actual measurements/specifications) Xenon gas room (operating room with xenon gas shadowless lamps) Floor area: 62.0 m2 Air- conditioning capacity: 5.6 kw ×5 units Air volume in circulation: 5.298/5.760 m3/hr (actual measurements/specifications)

Table 1: Size and air conditioning capacity of LED room and xenon gas room.