| Manufacturer: |
The British Thomson-Houston Co. Ltd. |
| Lamp Power: |
2 Watts |
| Lamp Current: |
| Lamp Voltage: |
| Cap: |
B15d/24x17 (Brass) |
| Bulb Finish: |
Clear |
| Bulb Type: |
T-18 |
| Overall Length:54mm |
| Light Centre Length: |
| Electrodes: |
Iron Ring above a flat plate |
| Atmosphere: |
1.5% Argon in Neon |
| Luminous Flux: |
| Luminous Efficacy: |
| Colour Temperature & CRI: |
Not Published |
| Chromaticity Co-ordinates: |
Not Published |
| Rated Life: |
Not Published |
| Factory: |
Ponders End |
England |
| Date of Manufacture: |
May 1944 |
Date Code: 29 |
| Original Value: |
GB £0 3s 6d (1048) |
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