section
item
Operation of an Original Hanau HA-FI 200
sunlamp (0:55)
video about the operation of an Original Hanau HA-FI 200 sunlamp
VIDEO-ORIGINAL-HANAU-SUNLAMP-1971
The Original Hanau HA-FI, type 200 (1971), was a mercury vapour arc discharge
sunlamp with two quartz-tube elements. The amount of UV-B could be regulated with
the disc above the lamp, controlling the gap between the upper- and lower filter
segments.
building
helivium.com