Coated (left) and clear elliptical lamps, intended for the American market (Ohio, USA)
Early European version, made on the former Thorn equipment at Leicester, UK. Date code '32' = August 1992.
GE
(Lucalox)
50 Watt
Coated (left) and clear elliptical lamps, intended for the American market (Ohio, USA)
Early European version, made on the former Thorn equipment at Leicester, UK. Date code '32' = August 1992.
SON-T (Budapest, Hungary)
70 Watt
SON-E (Budapest, Hungary)
SON-E - Internal Ignitor (Budapest, Hungary)
SON-T (Budapest, Hungary)
For use on 125 Watt mercury gear; the lamp incorporates an internal ignitor. Date code '96' - December 1987 (Ravenna, Ohio, USA)
400 Watt
'Superlife' twin-arc tube lamp (Budapest, Hungary)
1 kW
SON-E - seen here with the Sylvania SHP-70 / CO-I lamp for a size comparison. (Budapest, Hungary)
SON-T - seen here with the Crompton SHP 70 Watt lamp for a size comparison. (Budapest, Hungary)
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