Recent content by michaelmuller
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New generation tumbling magnet dynamo
You have to see the Magtenlight , 15 Lux headlamp, frictionless drive with magnetic gear for its generator- michaelmuller
- Post #10
- Forum: General Light Discussion
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Help me learn about CREE emitters please
Apart from CREE Q5, anybody else produce 110 Lumens/Watt or better lumen per watt emitters in white, 130 Lumens/Watt? or more?- michaelmuller
- Post #21
- Forum: Non-Flashlight LED Forum
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How they measure Lumen and Lux of a headlamp
Page 1 of 212> Thread Tools Search this Thread Display Modes #1 10-02-2007, 08:46 PM mulki Unenlightened Join Date: Sep 2007 Location: India Posts: 15 Worlds brightest Bicycle light - 1400 lumens Just saw this on Gizmodo: The article says that it uses "7 high quality...- michaelmuller
- Post #4
- Forum: Headlamps
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How they measure Lumen and Lux of a headlamp
A headlamp claimed to be 1300-Lumen, how they measure, and in what condition, and these 1300-lumen headlamp translate to how many Lux?- michaelmuller
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- Replies: 3
- Forum: Headlamps
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Any light pattern requirement for Front Lamp in the USA
In Germany, bicycle headlamp has to follow the requirement light pattern of the German Road Traffic Act, StVZO , any similar requirement in the US?- michaelmuller
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- Replies: 3
- Forum: Transportation Lighting
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Best bike light for the money?
The best bike light has to be something green, and do nothing harm to the enviroment, Batteries for me is somehting that I don't want- michaelmuller
- Post #4
- Forum: Transportation Lighting
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bicycle generator light sets
I saw a friction-free, contact-free dynamo (to power a battery-free bike light)in the web , it is not a hub dynamo that we need to change the whole front whell, but just a attachment to the whell, but still deliver 15 Lux of light power at 10 meter distance, it must be a nice idea to review it...- michaelmuller
- Post #23
- Forum: Transportation Lighting
