ID: 
2060
Maker's Name: 
Atlas
Where made: 
England
Dimensions: 
3.6 × 3.6 × 13 cm

This lamp was used in a domestic film projector. Being 100 Volts AC rating, the relevant projector was most likely Japanese manufacture.

There are eight parallel filaments in two lots of 4 offset from each other.

The cap is coated in a dull black metallic finish to radiate heat generated.