Best lighting distance of LED to shoot the light
Exposure to distance over 50 cm, 100 cm, 280 cm is the best distance "Here refers to inch, TV and so on. 1 inch = 2.54 cm. namely 4 inch = 4 * 2.54 = 2.54 cm. The 10 cm 6 inch = 6 * 2.54 = 2.54 cm. That is 15 cm 8 inch = 8 * 2.54 = 20.32 cm. The 20 cm Household size of tube light general again between 60-120 - mm, the size of the chandelier is bad to say about 30-100 cm, absorb dome light from 10 cm to 60 cm, go to the market of lamps and lanterns choose according to their own situation
LED lamp its rays distance depends on the light Angle. The power relationship between size is not very big.
Each manufacturer, the brand of LED to shoot the light effect is not the same. Say simple point is some good, some bad. What do you want to give a brand, or so many LED shoot the light, can't say
