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What does A 170 lumen flashlight equal in a watt flashlight?
The energy consumption of a modern Cree XP-G or XM-L based flashlight with 170 lumen output can be as low as 1.4 watts with 120 and more lumen per watt. The light output will be approximately equal to a 20 W tungsten incandescent light bulb or a 10 W halogen light.
What is the lumen output of a 60W incandescent bulb?
The output of bulbs varies. A typical output of a 60W incandescent bulb is 680 lumens.
Difference between lumen's and ANSI lumen's?
Both are unit of brightnes and usually shows numerical value of brightness in projector. lumen is measering unit of each pixel which generates by light source .it tallest brightness away from centre and other mansion is equally distributed cause of generated by led .
How many lumens does a a 1 watt led bulb produce?
Generally speaking, the lumen per one watt of different LED is different. As far as i known, some LED products can reach 120 lumen per watt or more higher which from lab or some big famous comapny, we called this is lab level, but in fact, most of companies and LED manufactures can not reach this level, theirs LED products are differenet, some of they can reach 80~90 lumen per watt, but some is very low, like companies power, technical level, product develop and many others factor will effect the lumen level. Of course, all of this conclusion is base on the test report of LED product, like lumen, color temperature, CRI, illuminances etc parameters.
What is an upper decker?
this is when you go number 2 in the tank of a toilet instead of in the bowel.
