Herda Acrylic Bubble Pendant Lamp
Materials: Brown plastic pumpkin style lampshade. Anodised brown aluminium cone on top. Rolly rise & fall mechanism. Chrome handle. Conical black plastic canopy. Bakelite E27 socket.
Cord: This one has an adjustable rise & fall mechanism (75 – 140 cm / 29.52 – 55.11”). It can be easily adjusted in height by pulling the chrome handle inside.
Height: 44 cm / 17.32”
Width: ∅ 44 cm / 17.32”
Electricity: 1 bulb E27, 1 x 60 watt maximum, 110/220 volt.
Any type of light bulb can be used, not a specific one preferred.
Period: 1970s – Mid-Century Modern.
Designer: To be appraised.
Manufacturer: Herda Verlichting BV, Amsterdam, The Netherlands.
Other versions: This Herda acrylic bubble pendant lamp exists in a few versions. Also white and clear smoked brown acrylic was used for the lampshade. Versions exists with an aluminium diffuser inside. Also made without rise & fall mechanism. A table lamps was also made.
Several other companies made similar lamps. For instance, in the 1980s the Italian Foscarini company made a table lamp with a very similar lampshade, as you can see.
Herda Verlichting BV
Herda Verlichting BV (Herda Lighting company) was a owned by the Dutch “brothers Daniels” family and was located in Amsterdam, The Netherlands. Founded in 1946 by Henk en Rob Daniels (HeRDA). Declared bankrupt on June 24, 1997.
The date on the Rolly rise and fall mechanism says: 1975. Rolly was an Italian company that produced rise & fall mechanisms for many lamp producers around the world in the 1960s, 1970s and 1980s. The company no longer exists.
Acrylic: often named by its commercial name: Perspex, Plexiglas, Crylux, Acrylite, Lucite, is a transparent thermoplastic.