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NA-1 sodium vapour arc lamp
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This lamp measures 140x44 at the widest point and has a 4 pin UX4 base |
| Lamp power | 28W |
| Gas filling | Argon/neon/sodium |
| Warm up time | 10 mins |
| Re-strike time (once warm) | Instantaneous |
| Burning position | Vertical, base down |
| Luminous flux | 500 lm |
| Luminous efficacy | 17.9 lm/W |
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