Led light is high.
Led bulb replacement for 400w metal halide.
Fixtures designed for metal halide must be large enough to handle the heat generated.
No loss due to reflection.
Led lighting provides a long lasting.
Converting from 400w metal halide to led.
A metal halide bulb turned on for a few hours is far too hot to touch.
Metal halides and light loss.
Metal halide bulbs exhibit an end of life process called cycling.
Metal halide bulbs produce a tremendous amount of heat.
This is usually given in the range of 50 000 100 000 hours and is usually mentioned as lumen depreciation or lumen maintenance.
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Metal halide bulbs are very bright out of the box but not so much even after only 6 months of use.
L70 is an accurate estimate of the time it takes for a led to lose 30 of its initial lumens.
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Before led lighting became the powerhouse that it is today the most common form of commercial lighting was metal halide lights.
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Nowadays however metal halide lights are at best outdated.
The basic takeaway from all of this is you need far less led lumens than metal halide or hps lumens.
Led light is directional.
Leds fail over time by producing less light.
The light goes where needed.
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