A light blog about lighting
In the light bulb, the flow of charge through the filament heats it up and causes it to glow. In this way, the light bulb converts electrical energy to heat energy and light energy. How does a lamp use electrical energy? A lamp is plugged into a wall outlet. The electric current moves from the …
Whereas sealed beam headlights are all one-piece, composite headlights consist of multiple pieces that you can disassemble. When a sealed beam headlight bulb fails, you have to replace the entire assembly. When a composite headlight bulb fails, you can replace just the bulb. What is the advantage of composite headlights? Composite headlights also have the …
The reason for this darkness is that even the reflected light is very quickly absorbed. No surface is perfectly reflective. This means that with every reflection, some of the light is absorbed. After a few reflections, the last remaining bits of light are absorbed. Why does my vision go black in a dark room? These …
LED light bulbs for general use around the home will typically have a wattage between 5W-15W, and will emit between 300-500 lumens. What is a 5W LED bulb equivalent to? LED light bulbs take energy efficiency to another level, using around 40% less energy than CFL equivalents.…LED equivalents to CFL light bulbs. CFL Light Bulb …
All LEDs use a circuit that limits the amount of current that flows through the lamp. Some circuit designs generate significant RFI, while other (usually higher quality) LED lamp control circuits don’t generate these potentially harmful RFI emissions. How do I stop my LED lights from RFI? How To Fix Radio Interference from LED Lights …
Even though both of your headlight bulbs have been exposed to the exact same conditions, they usually won’t fail at exactly the same time. So it’s actually pretty common to have one bulb burn out before the other. What would cause both headlights to burn out at the same time? The likely cause is a …
How do you make Glowstone lamps light up? You can make a glowstone block from glowstone dust by arranging four dust into a 2×2 space. If you had a silk touch tool you can skip this step. Next place your glowstone block in the middle surrounded by redstone dust to make your redstone lamp. That’s …
The wet acetone reacts immediately and clears the fogged lens. If applied a second time over the same area, it can cloud the lens. The gauze pad is applied and removes bits of lens material as it dries white on white on the pad. One pad per headlight lens. What will clean cloudy headlights? Toothpaste …