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Difference between revisions of "Philips HPI Plus"
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*Requires ignitors except on "S" designated 250W and 400W lamps | *Requires ignitors except on "S" designated 250W and 400W lamps | ||
*Color rendering index Ra of 65 (most HPI-T lamps) and 69 (all HPI Plus lamps) | *Color rendering index Ra of 65 (most HPI-T lamps) and 69 (all HPI Plus lamps) | ||
*Typical lifetime of 20.000 hours | *Typical lifetime of 20.000 hours (most lamps) or 24.000 hours (only HPI-T lamps) | ||
*Luminous efficacy of 72 to 85 lumens/watt (highest on HPI-T lamps) | *Luminous efficacy of 72 to 85 lumens/watt (highest on HPI-T lamps) | ||
*Cool white or daylight colour designation (4500 or 6700 K colour temperature) | *Cool white or daylight colour designation (4500 or 6700 K colour temperature) | ||