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Difference between revisions of "Osram HQL"
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*E27 base or E40 base (requires matching ballast) | *E27 base or E40 base (requires matching ballast) | ||
*Soft glass (50 and 80W) or Hard glass (125, 250, 400, 700 and 1000W) | *Soft glass (50 and 80W) or Hard glass (125, 250, 400, 700 and 1000W) | ||
*Color rendering index Ra of 50 | *Color rendering index Ra of 39 to 50 (lower on highest wattage lamps) | ||
*Typical lifetime of 16.000 to 24.000 hours (lowest on highest wattage lamps) | *Typical lifetime of 16.000 to 24.000 hours (lowest on highest wattage lamps) | ||
*Luminous efficacy of 36 to 57 lumens/watt (highest on highest wattage lamps) | *Luminous efficacy of 36 to 57 lumens/watt (highest on highest wattage lamps) | ||
*Cool white colour designation ( | *Cool white colour designation (3800 to 4200K colour temperature) | ||
*Universal operating position | *Universal operating position | ||