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Light and Motion Li-ion Ultra 13w HID: 674g (5 to 6 hours burn time)# of Tests: 6
Test #1:
Location: 4m x 4m white painted room.
Method: Aimed each light at the white ceiling and measured the total reflected light with the light meter fixed in the middle of room.
Brighter-Lights.com Revelation-3 = 58 Lux
Light and Motion 13w HID = 36 lux
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Test #2:
Location: 4m x 4m white painted room.
Method: Aimed center spot of each beam at light meter at 2m distance.
Brighter-Lights.com Revelation-3 = 4243 Lux
Light and Motion 13w HID = 2114 Lux
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Test #3:
Location: Concrete enclosed grass lawn (full effect of reflected light)
Method: Aimed each light at marker at 12m distance.
Click for larger image...
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Test #4:
Location: Grass covered bushveld road.
Method: Aimed the center spot of each beam at a white reflector at 40m distance.
Camera settings:
ISO 200
F4.0
3.2 Seconds
Daylight white balance
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Test #5:
Location: Straight road with riverine forest.
Method: Aimed the center spot of each beam at 60m distance, light meter set up at 20m in middle of road, markers at 40m and 75m.
Brighter-Lights.com Revelation-3 LED = 46 Lux
Light and Motion 13w HID = 15 Lux
Click for larger image...
Overall light, difficult to see detail at 40m to 75m. (see next photo)
Photo below is a cropped version to see more detail from 30 to 75m.
Click for larger version...
The Revelation-3 'blinds' the Light and Motion at 40m to 75m distance...!
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Test #6:
Location: Same as above, dim beam.
Light and Motion Li-ion Ultra 13w HID: low beam = 6 hours
Brighter-Lights.com Revelation-3: level 4 of 5 = 11 hours
Click for larger image...
Conclusion:
From the first moment the 13w HID appeared much dimmer than the Revelation-3 LED.
Both systems weigh about the same, but it's clear that the Revelation-3 LED kills the 13w HID in every respect.
